(function () {
    var defs = {}; // id -> {dependencies, definition, instance (possibly undefined)}

    // Used when there is no 'main' module.
    // The name is probably (hopefully) unique so minification removes for releases.
    var register_3795 = function (id) {
        var module = dem(id);
        var fragments = id.split('.');
        var target = Function('return this;')();
        for (var i = 0; i < fragments.length - 1; ++i) {
            if (target[fragments[i]] === undefined) { target[fragments[i]] = {}; }
            target = target[fragments[i]];
        }
        target[fragments[fragments.length - 1]] = module;
    };

    var instantiate = function (id) {
        var actual = defs[id];
        var dependencies = actual.deps;
        var definition = actual.defn;
        var len = dependencies.length;
        var instances = new Array(len);
        for (var i = 0; i < len; ++i) { instances[i] = dem(dependencies[i]); }
        var defResult = definition.apply(null, instances);
        if (defResult === undefined) { throw 'module [' + id + '] returned undefined'; }
        actual.instance = defResult;
    };

    var def = function (id, dependencies, definition) {
        if (typeof id !== 'string') { throw 'module id must be a string'; } else if (dependencies === undefined) { throw 'no dependencies for ' + id; } else if (definition === undefined) { throw 'no definition function for ' + id; }
        defs[id] = {
            deps: dependencies,
            defn: definition,
            instance: undefined
        };
    };

    var dem = function (id) {
        var actual = defs[id];
        if (actual === undefined) { throw 'module [' + id + '] was undefined'; } else if (actual.instance === undefined) { instantiate(id); }
        return actual.instance;
    };

    var req = function (ids, callback) {
        var len = ids.length;
        var instances = new Array(len);
        for (var i = 0; i < len; ++i) { instances[i] = dem(ids[i]); }
        callback.apply(null, instances);
    };

    var ephox = {};

    ephox.bolt = {
        module: {
            api: {
                define: def,
                require: req,
                demand: dem
            }
        }
    };

    var define = def;
    var require = req;
    var demand = dem;
    // this helps with minification when using a lot of global references
    var defineGlobal = function (id, ref) {
        define(id, [], function () { return ref; });
    };
    /* jsc
["tinymce.themes.inlite.Theme","global!window","tinymce.core.ThemeManager","tinymce.themes.inlite.api.ThemeApi","tinymce.themes.inlite.ui.Buttons","tinymce.themes.inlite.ui.Panel","tinymce.ui.Api","tinymce.ui.FormatControls","global!tinymce.util.Tools.resolve","tinymce.themes.inlite.core.Render","tinymce.ui.NotificationManagerImpl","tinymce.ui.WindowManagerImpl","global!document","tinymce.core.dom.DOMUtils","tinymce.core.ui.Factory","tinymce.core.util.Tools","tinymce.themes.inlite.api.Events","tinymce.themes.inlite.api.Settings","tinymce.themes.inlite.core.Layout","tinymce.themes.inlite.core.Measure","tinymce.themes.inlite.ui.Forms","tinymce.themes.inlite.ui.Toolbar","tinymce.themes.inlite.file.Conversions","tinymce.themes.inlite.file.Picker","tinymce.themes.inlite.core.Actions","tinymce.ui.AbsoluteLayout","tinymce.ui.BrowseButton","tinymce.ui.Button","tinymce.ui.ButtonGroup","tinymce.ui.Checkbox","tinymce.ui.Collection","tinymce.ui.ColorBox","tinymce.ui.ColorButton","tinymce.ui.ColorPicker","tinymce.ui.ComboBox","tinymce.ui.Container","tinymce.ui.Control","tinymce.ui.DragHelper","tinymce.ui.DropZone","tinymce.ui.ElementPath","tinymce.ui.FieldSet","tinymce.ui.FilePicker","tinymce.ui.FitLayout","tinymce.ui.FlexLayout","tinymce.ui.FloatPanel","tinymce.ui.FlowLayout","tinymce.ui.Form","ephox.katamari.api.Fun","ephox.sugar.api.node.Element","ephox.sugar.api.search.SelectorFind","tinymce.core.EditorManager","tinymce.core.Env","tinymce.ui.Widget","tinymce.ui.editorui.Align","tinymce.ui.editorui.FontSelect","tinymce.ui.editorui.FontSizeSelect","tinymce.ui.editorui.FormatSelect","tinymce.ui.editorui.Formats","tinymce.ui.editorui.InsertButton","tinymce.ui.editorui.SimpleControls","tinymce.ui.editorui.UndoRedo","tinymce.ui.editorui.VisualAid","tinymce.ui.FormItem","tinymce.ui.GridLayout","tinymce.ui.Iframe","tinymce.ui.InfoBox","tinymce.ui.KeyboardNavigation","tinymce.ui.Label","tinymce.ui.Layout","tinymce.ui.ListBox","tinymce.ui.Menu","tinymce.ui.MenuBar","tinymce.ui.MenuButton","tinymce.ui.MenuItem","tinymce.ui.MessageBox","tinymce.ui.Movable","tinymce.ui.Notification","tinymce.ui.Panel","tinymce.ui.PanelButton","tinymce.ui.Path","tinymce.ui.Progress","tinymce.ui.Radio","tinymce.ui.ReflowQueue","tinymce.ui.Resizable","tinymce.ui.ResizeHandle","tinymce.ui.Scrollable","tinymce.ui.SelectBox","tinymce.ui.Selector","tinymce.ui.Slider","tinymce.ui.Spacer","tinymce.ui.SplitButton","tinymce.ui.StackLayout","tinymce.ui.TabPanel","tinymce.ui.TextBox","tinymce.ui.Throbber","tinymce.ui.Toolbar","tinymce.ui.Tooltip","tinymce.ui.Window","tinymce.core.util.Delay","tinymce.themes.inlite.alien.Arr","tinymce.themes.inlite.core.ElementMatcher","tinymce.themes.inlite.core.Matcher","tinymce.themes.inlite.core.PredicateId","tinymce.themes.inlite.core.SelectionMatcher","tinymce.themes.inlite.core.SkinLoader","ephox.katamari.api.Arr","global!setTimeout","tinymce.ui.DomUtils","tinymce.core.dom.DomQuery","tinymce.core.util.Class","tinymce.core.util.EventDispatcher","tinymce.ui.BoxUtils","tinymce.ui.ClassList","tinymce.ui.data.ObservableObject","tinymce.themes.inlite.alien.EditorSettings","tinymce.core.geom.Rect","tinymce.themes.inlite.core.Convert","tinymce.core.util.Promise","tinymce.themes.inlite.alien.Uuid","tinymce.themes.inlite.alien.Unlink","tinymce.themes.inlite.core.UrlType","tinymce.themes.inlite.alien.Type","ephox.sand.api.FileReader","global!RegExp","tinymce.core.util.VK","tinymce.core.util.Color","global!Array","global!Error","tinymce.ui.content.LinkTargets","global!console","ephox.sugar.api.search.PredicateFind","ephox.sugar.api.search.Selectors","ephox.sugar.impl.ClosestOrAncestor","tinymce.ui.editorui.FormatUtils","tinymce.ui.fmt.FontInfo","ephox.katamari.api.Option","global!String","tinymce.ui.data.Binding","tinymce.core.util.Observable","tinymce.themes.inlite.alien.Bookmark","tinymce.core.dom.TreeWalker","tinymce.core.dom.RangeUtils","ephox.sand.util.Global","ephox.katamari.api.Id","ephox.sugar.api.search.SelectorFilter","ephox.katamari.api.Type","ephox.sugar.api.node.Body","ephox.sugar.api.dom.Compare","ephox.sugar.api.node.NodeTypes","ephox.sugar.api.node.Node","global!Object","ephox.katamari.api.Resolve","global!Date","global!Math","ephox.sugar.api.search.PredicateFilter","ephox.katamari.api.Thunk","ephox.sand.api.Node","ephox.sand.api.PlatformDetection","ephox.katamari.api.Global","ephox.sugar.api.search.Traverse","ephox.sand.core.PlatformDetection","global!navigator","ephox.katamari.api.Struct","ephox.sugar.alien.Recurse","ephox.sand.core.Browser","ephox.sand.core.OperatingSystem","ephox.sand.detect.DeviceType","ephox.sand.detect.UaString","ephox.sand.info.PlatformInfo","ephox.katamari.data.Immutable","ephox.katamari.data.MixedBag","ephox.sand.detect.Version","ephox.katamari.api.Strings","ephox.katamari.api.Obj","ephox.katamari.util.BagUtils","global!Number","ephox.katamari.str.StrAppend","ephox.katamari.str.StringParts"]
jsc */
    defineGlobal('global!window', window);
    defineGlobal('global!tinymce.util.Tools.resolve', tinymce.util.Tools.resolve);
    /**
 * ResolveGlobal.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.core.ThemeManager',
        [
            'global!tinymce.util.Tools.resolve'
        ],
        function (resolve) {
            return resolve('tinymce.ThemeManager');
        }
    );

    /**
 * ResolveGlobal.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.core.util.Delay',
        [
            'global!tinymce.util.Tools.resolve'
        ],
        function (resolve) {
            return resolve('tinymce.util.Delay');
        }
    );

    /**
 * Arr.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.themes.inlite.alien.Arr',
        [
        ],
        function () {
            var flatten = function (arr) {
                return arr.reduce(function (results, item) {
                    return Array.isArray(item) ? results.concat(flatten(item)) : results.concat(item);
                }, []);
            };

            return {
                flatten: flatten
            };
        }
    );

    /**
 * Matcher.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.themes.inlite.core.Matcher',
        [
        ],
        function () {
            // result :: String, Rect -> Matcher.result
            var result = function (id, rect) {
                return {
                    id: id,
                    rect: rect
                };
            };

            // match :: Editor, [(Editor -> Matcher.result | Null)] -> Matcher.result | Null
            var match = function (editor, matchers) {
                for (var i = 0; i < matchers.length; i++) {
                    var f = matchers[i];
                    var result = f(editor);

                    if (result) {
                        return result;
                    }
                }

                return null;
            };

            return {
                match: match,
                result: result
            };
        }
    );

    /**
 * ResolveGlobal.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.core.dom.DOMUtils',
        [
            'global!tinymce.util.Tools.resolve'
        ],
        function (resolve) {
            return resolve('tinymce.dom.DOMUtils');
        }
    );

    /**
 * Convert.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.themes.inlite.core.Convert',
        [
        ],
        function () {
            var fromClientRect = function (clientRect) {
                return {
                    x: clientRect.left,
                    y: clientRect.top,
                    w: clientRect.width,
                    h: clientRect.height
                };
            };

            var toClientRect = function (geomRect) {
                return {
                    left: geomRect.x,
                    top: geomRect.y,
                    width: geomRect.w,
                    height: geomRect.h,
                    right: geomRect.x + geomRect.w,
                    bottom: geomRect.y + geomRect.h
                };
            };

            return {
                fromClientRect: fromClientRect,
                toClientRect: toClientRect
            };
        }
    );

    /**
 * Measure.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.themes.inlite.core.Measure',
        [
            'tinymce.core.dom.DOMUtils',
            'tinymce.themes.inlite.core.Convert'
        ],
        function (DOMUtils, Convert) {
            var toAbsolute = function (rect) {
                var vp = DOMUtils.DOM.getViewPort();

                return {
                    x: rect.x + vp.x,
                    y: rect.y + vp.y,
                    w: rect.w,
                    h: rect.h
                };
            };

            var measureElement = function (elm) {
                var clientRect = elm.getBoundingClientRect();

                return toAbsolute({
                    x: clientRect.left,
                    y: clientRect.top,
                    w: Math.max(elm.clientWidth, elm.offsetWidth),
                    h: Math.max(elm.clientHeight, elm.offsetHeight)
                });
            };

            var getElementRect = function (editor, elm) {
                return measureElement(elm);
            };

            var getPageAreaRect = function (editor) {
                return measureElement(editor.getElement().ownerDocument.body);
            };

            var getContentAreaRect = function (editor) {
                return measureElement(editor.getContentAreaContainer() || editor.getBody());
            };

            var getSelectionRect = function (editor) {
                var clientRect = editor.selection.getBoundingClientRect();
                return clientRect ? toAbsolute(Convert.fromClientRect(clientRect)) : null;
            };

            return {
                getElementRect: getElementRect,
                getPageAreaRect: getPageAreaRect,
                getContentAreaRect: getContentAreaRect,
                getSelectionRect: getSelectionRect
            };
        }
    );

    /**
 * ElementMatcher.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.themes.inlite.core.ElementMatcher',
        [
            'tinymce.themes.inlite.core.Matcher',
            'tinymce.themes.inlite.core.Measure'
        ],
        function (Matcher, Measure) {
            // element :: Element, [PredicateId] -> (Editor -> Matcher.result | Null)
            var element = function (element, predicateIds) {
                return function (editor) {
                    for (var i = 0; i < predicateIds.length; i++) {
                        if (predicateIds[i].predicate(element)) {
                            return Matcher.result(predicateIds[i].id, Measure.getElementRect(editor, element));
                        }
                    }

                    return null;
                };
            };

            // parent :: [Elements], [PredicateId] -> (Editor -> Matcher.result | Null)
            var parent = function (elements, predicateIds) {
                return function (editor) {
                    for (var i = 0; i < elements.length; i++) {
                        for (var x = 0; x < predicateIds.length; x++) {
                            if (predicateIds[x].predicate(elements[i])) {
                                return Matcher.result(predicateIds[x].id, Measure.getElementRect(editor, elements[i]));
                            }
                        }
                    }

                    return null;
                };
            };

            return {
                element: element,
                parent: parent
            };
        }
    );

    /**
 * ResolveGlobal.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.core.util.Tools',
        [
            'global!tinymce.util.Tools.resolve'
        ],
        function (resolve) {
            return resolve('tinymce.util.Tools');
        }
    );

    /**
 * PredicateId.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.themes.inlite.core.PredicateId',
        [
            'tinymce.core.util.Tools'
        ],
        function (Tools) {
            var create = function (id, predicate) {
                return {
                    id: id,
                    predicate: predicate
                };
            };

            // fromContextToolbars :: [ContextToolbar] -> [PredicateId]
            var fromContextToolbars = function (toolbars) {
                return Tools.map(toolbars, function (toolbar) {
                    return create(toolbar.id, toolbar.predicate);
                });
            };

            return {
                create: create,
                fromContextToolbars: fromContextToolbars
            };
        }
    );

    /**
 * SelectionMatcher.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.themes.inlite.core.SelectionMatcher',
        [
            'tinymce.themes.inlite.core.Matcher',
            'tinymce.themes.inlite.core.Measure'
        ],
        function (Matcher, Measure) {
            // textSelection :: String -> (Editor -> Matcher.result | Null)
            var textSelection = function (id) {
                return function (editor) {
                    if (!editor.selection.isCollapsed()) {
                        return Matcher.result(id, Measure.getSelectionRect(editor));
                    }

                    return null;
                };
            };

            // emptyTextBlock :: [Elements], String -> (Editor -> Matcher.result | Null)
            var emptyTextBlock = function (elements, id) {
                return function (editor) {
                    var i, textBlockElementsMap = editor.schema.getTextBlockElements();

                    for (i = 0; i < elements.length; i++) {
                        if (elements[i].nodeName === 'TABLE') {
                            return null;
                        }
                    }

                    for (i = 0; i < elements.length; i++) {
                        if (elements[i].nodeName in textBlockElementsMap) {
                            if (editor.dom.isEmpty(elements[i])) {
                                return Matcher.result(id, Measure.getSelectionRect(editor));
                            }

                            return null;
                        }
                    }

                    return null;
                };
            };

            return {
                textSelection: textSelection,
                emptyTextBlock: emptyTextBlock
            };
        }
    );

    /**
 * ResolveGlobal.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.core.EditorManager',
        [
            'global!tinymce.util.Tools.resolve'
        ],
        function (resolve) {
            return resolve('tinymce.EditorManager');
        }
    );

    /**
 * Events.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.themes.inlite.api.Events',
        [
        ],
        function () {
            var fireSkinLoaded = function (editor) {
                editor.fire('SkinLoaded');
            };

            var fireBeforeRenderUI = function (editor) {
                return editor.fire('BeforeRenderUI');
            };

            return {
                fireSkinLoaded: fireSkinLoaded,
                fireBeforeRenderUI: fireBeforeRenderUI
            };
        }
    );

    /**
 * Type.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.themes.inlite.alien.Type',
        [
        ],
        function () {
            var isType = function (type) {
                return function (value) {
                    return typeof value === type;
                };
            };

            var isArray = function (value) {
                return Array.isArray(value);
            };

            var isNull = function (value) {
                return value === null;
            };

            var isObject = function (predicate) {
                return function (value) {
                    return !isNull(value) && !isArray(value) && predicate(value);
                };
            };

            return {
                isString: isType('string'),
                isNumber: isType('number'),
                isBoolean: isType('boolean'),
                isFunction: isType('function'),
                isObject: isObject(isType('object')),
                isNull: isNull,
                isArray: isArray
            };
        }
    );

    /**
 * EditorSettings.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.themes.inlite.alien.EditorSettings',
        [
            'tinymce.themes.inlite.alien.Type'
        ],
        function (Type) {
            var validDefaultOrDie = function (value, predicate) {
                if (predicate(value)) {
                    return true;
                }

                throw new Error('Default value doesn\'t match requested type.');
            };

            var getByTypeOr = function (predicate) {
                return function (editor, name, defaultValue) {
                    var settings = editor.settings;
                    validDefaultOrDie(defaultValue, predicate);
                    return name in settings && predicate(settings[name]) ? settings[name] : defaultValue;
                };
            };

            var splitNoEmpty = function (str, delim) {
                return str.split(delim).filter(function (item) {
                    return item.length > 0;
                });
            };

            var itemsToArray = function (value, defaultValue) {
                var stringToItemsArray = function (value) {
                    return typeof value === 'string' ? splitNoEmpty(value, /[ ,]/) : value;
                };

                var boolToItemsArray = function (value, defaultValue) {
                    return value === false ? [] : defaultValue;
                };

                if (Type.isArray(value)) {
                    return value;
                } else if (Type.isString(value)) {
                    return stringToItemsArray(value);
                } else if (Type.isBoolean(value)) {
                    return boolToItemsArray(value, defaultValue);
                }

                return defaultValue;
            };

            var getToolbarItemsOr = function (predicate) {
                return function (editor, name, defaultValue) {
                    var value = name in editor.settings ? editor.settings[name] : defaultValue;
                    validDefaultOrDie(defaultValue, predicate);
                    return itemsToArray(value, defaultValue);
                };
            };

            return {
                // TODO: Add Option based getString, getBool if merged with core
                getStringOr: getByTypeOr(Type.isString),
                getBoolOr: getByTypeOr(Type.isBoolean),
                getNumberOr: getByTypeOr(Type.isNumber),
                getHandlerOr: getByTypeOr(Type.isFunction),
                getToolbarItemsOr: getToolbarItemsOr(Type.isArray)
            };
        }
    );

    /**
 * ResolveGlobal.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.core.geom.Rect',
        [
            'global!tinymce.util.Tools.resolve'
        ],
        function (resolve) {
            return resolve('tinymce.geom.Rect');
        }
    );

    /**
 * Layout.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.themes.inlite.core.Layout',
        [
            'tinymce.core.geom.Rect',
            'tinymce.themes.inlite.core.Convert'
        ],
        function (Rect, Convert) {
            var result = function (rect, position) {
                return {
                    rect: rect,
                    position: position
                };
            };

            var moveTo = function (rect, toRect) {
                return { x: toRect.x, y: toRect.y, w: rect.w, h: rect.h };
            };

            var calcByPositions = function (testPositions1, testPositions2, targetRect, contentAreaRect, panelRect) {
                var relPos, relRect, outputPanelRect;

                var paddedContentRect = {
                    x: contentAreaRect.x,
                    y: contentAreaRect.y,
                    w: contentAreaRect.w + (contentAreaRect.w < (panelRect.w + targetRect.w) ? panelRect.w : 0),
                    h: contentAreaRect.h + (contentAreaRect.h < (panelRect.h + targetRect.h) ? panelRect.h : 0)
                };

                relPos = Rect.findBestRelativePosition(panelRect, targetRect, paddedContentRect, testPositions1);
                targetRect = Rect.clamp(targetRect, paddedContentRect);

                if (relPos) {
                    relRect = Rect.relativePosition(panelRect, targetRect, relPos);
                    outputPanelRect = moveTo(panelRect, relRect);
                    return result(outputPanelRect, relPos);
                }

                targetRect = Rect.intersect(paddedContentRect, targetRect);
                if (targetRect) {
                    relPos = Rect.findBestRelativePosition(panelRect, targetRect, paddedContentRect, testPositions2);

                    if (relPos) {
                        relRect = Rect.relativePosition(panelRect, targetRect, relPos);
                        outputPanelRect = moveTo(panelRect, relRect);
                        return result(outputPanelRect, relPos);
                    }

                    outputPanelRect = moveTo(panelRect, targetRect);
                    return result(outputPanelRect, relPos);
                }

                return null;
            };

            var calcInsert = function (targetRect, contentAreaRect, panelRect) {
                return calcByPositions(
                    ['cr-cl', 'cl-cr'],
                    ['bc-tc', 'bl-tl', 'br-tr'],
                    targetRect,
                    contentAreaRect,
                    panelRect
                );
            };

            var calc = function (targetRect, contentAreaRect, panelRect) {
                return calcByPositions(
                    ['tc-bc', 'bc-tc', 'tl-bl', 'bl-tl', 'tr-br', 'br-tr', 'cr-cl', 'cl-cr'],
                    ['bc-tc', 'bl-tl', 'br-tr', 'cr-cl'],
                    targetRect,
                    contentAreaRect,
                    panelRect
                );
            };

            var userConstrain = function (handler, targetRect, contentAreaRect, panelRect) {
                var userConstrainedPanelRect;

                if (typeof handler === 'function') {
                    userConstrainedPanelRect = handler({
                        elementRect: Convert.toClientRect(targetRect),
                        contentAreaRect: Convert.toClientRect(contentAreaRect),
                        panelRect: Convert.toClientRect(panelRect)
                    });

                    return Convert.fromClientRect(userConstrainedPanelRect);
                }

                return panelRect;
            };

            var defaultHandler = function (rects) {
                return rects.panelRect;
            };

            return {
                calcInsert: calcInsert,
                calc: calc,
                userConstrain: userConstrain,
                defaultHandler: defaultHandler
            };
        }
    );

    /**
 * Settings.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.themes.inlite.api.Settings',
        [
            'tinymce.core.EditorManager',
            'tinymce.themes.inlite.alien.EditorSettings',
            'tinymce.themes.inlite.core.Layout'
        ],
        function (EditorManager, EditorSettings, Layout) {
            var toAbsoluteUrl = function (editor, url) {
                return editor.documentBaseURI.toAbsolute(url);
            };

            var urlFromName = function (name) {
                var prefix = EditorManager.baseURL + '/skins/';
                return name ? prefix + name : prefix + 'lightgray';
            };

            var getTextSelectionToolbarItems = function (editor) {
                return EditorSettings.getToolbarItemsOr(editor, 'selection_toolbar', ['bold', 'italic', '|', 'quicklink', 'h2', 'h3', 'blockquote']);
            };

            var getInsertToolbarItems = function (editor) {
                return EditorSettings.getToolbarItemsOr(editor, 'insert_toolbar', ['quickimage', 'quicktable']);
            };

            var getPositionHandler = function (editor) {
                return EditorSettings.getHandlerOr(editor, 'inline_toolbar_position_handler', Layout.defaultHandler);
            };

            var getSkinUrl = function (editor) {
                var settings = editor.settings;
                return settings.skin_url ? toAbsoluteUrl(editor, settings.skin_url) : urlFromName(settings.skin);
            };

            return {
                getTextSelectionToolbarItems: getTextSelectionToolbarItems,
                getInsertToolbarItems: getInsertToolbarItems,
                getPositionHandler: getPositionHandler,
                getSkinUrl: getSkinUrl
            };
        }
    );

    /**
 * SkinLoader.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.themes.inlite.core.SkinLoader',
        [
            'tinymce.core.dom.DOMUtils',
            'tinymce.core.EditorManager',
            'tinymce.themes.inlite.api.Events',
            'tinymce.themes.inlite.api.Settings'
        ],
        function (DOMUtils, EditorManager, Events, Settings) {
            var fireSkinLoaded = function (editor, callback) {
                var done = function () {
                    editor._skinLoaded = true;
                    Events.fireSkinLoaded(editor);
                    callback();
                };

                if (editor.initialized) {
                    done();
                } else {
                    editor.on('init', done);
                }
            };

            var load = function (editor, callback) {
                var skinUrl = Settings.getSkinUrl(editor);

                var done = function () {
                    fireSkinLoaded(editor, callback);
                };

                DOMUtils.DOM.styleSheetLoader.load(skinUrl + '/skin.min.css', done);
                editor.contentCSS.push(skinUrl + '/content.inline.min.css');
            };

            return {
                load: load
            };
        }
    );

    /**
 * Render.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.themes.inlite.core.Render',
        [
            'tinymce.core.util.Delay',
            'tinymce.themes.inlite.alien.Arr',
            'tinymce.themes.inlite.core.ElementMatcher',
            'tinymce.themes.inlite.core.Matcher',
            'tinymce.themes.inlite.core.PredicateId',
            'tinymce.themes.inlite.core.SelectionMatcher',
            'tinymce.themes.inlite.core.SkinLoader'
        ],
        function (Delay, Arr, ElementMatcher, Matcher, PredicateId, SelectionMatcher, SkinLoader) {
            var getSelectionElements = function (editor) {
                var node = editor.selection.getNode();
                var elms = editor.dom.getParents(node);
                return elms;
            };

            var createToolbar = function (editor, selector, id, items) {
                var selectorPredicate = function (elm) {
                    return editor.dom.is(elm, selector);
                };

                return {
                    predicate: selectorPredicate,
                    id: id,
                    items: items
                };
            };

            var getToolbars = function (editor) {
                var contextToolbars = editor.contextToolbars;

                return Arr.flatten([
                    contextToolbars || [],
                    createToolbar(editor, 'img', 'image', 'alignleft aligncenter alignright')
                ]);
            };

            var findMatchResult = function (editor, toolbars) {
                var result, elements, contextToolbarsPredicateIds;

                elements = getSelectionElements(editor);
                contextToolbarsPredicateIds = PredicateId.fromContextToolbars(toolbars);

                result = Matcher.match(editor, [
                    ElementMatcher.element(elements[0], contextToolbarsPredicateIds),
                    SelectionMatcher.textSelection('text'),
                    SelectionMatcher.emptyTextBlock(elements, 'insert'),
                    ElementMatcher.parent(elements, contextToolbarsPredicateIds)
                ]);

                return result && result.rect ? result : null;
            };

            var togglePanel = function (editor, panel) {
                var toggle = function () {
                    var toolbars = getToolbars(editor);
                    var result = findMatchResult(editor, toolbars);

                    if (result) {
                        panel.show(editor, result.id, result.rect, toolbars);
                    } else {
                        panel.hide();
                    }
                };

                return function () {
                    if (!editor.removed) {
                        toggle();
                    }
                };
            };

            var repositionPanel = function (editor, panel) {
                return function () {
                    var toolbars = getToolbars(editor);
                    var result = findMatchResult(editor, toolbars);

                    if (result) {
                        panel.reposition(editor, result.id, result.rect);
                    }
                };
            };

            var ignoreWhenFormIsVisible = function (editor, panel, f) {
                return function () {
                    if (!editor.removed && !panel.inForm()) {
                        f();
                    }
                };
            };

            var bindContextualToolbarsEvents = function (editor, panel) {
                var throttledTogglePanel = Delay.throttle(togglePanel(editor, panel), 0);
                var throttledTogglePanelWhenNotInForm = Delay.throttle(ignoreWhenFormIsVisible(editor, panel, togglePanel(editor, panel)), 0);

                editor.on('blur hide ObjectResizeStart', panel.hide);
                editor.on('click', throttledTogglePanel);
                editor.on('nodeChange mouseup', throttledTogglePanelWhenNotInForm);
                editor.on('ResizeEditor keyup', throttledTogglePanel);
                editor.on('ResizeWindow', repositionPanel(editor, panel));
                editor.on('remove', panel.remove);

                editor.shortcuts.add('Alt+F10,F10', '', panel.focus);
            };

            var overrideLinkShortcut = function (editor, panel) {
                editor.shortcuts.remove('meta+k');
                editor.shortcuts.add('meta+k', '', function () {
                    var toolbars = getToolbars(editor);
                    var result = result = Matcher.match(editor, [
                        SelectionMatcher.textSelection('quicklink')
                    ]);

                    if (result) {
                        panel.show(editor, result.id, result.rect, toolbars);
                    }
                });
            };

            var renderInlineUI = function (editor, panel) {
                SkinLoader.load(editor, function () {
                    bindContextualToolbarsEvents(editor, panel);
                    overrideLinkShortcut(editor, panel);
                });

                return {};
            };

            var fail = function (message) {
                throw new Error(message);
            };

            var renderUI = function (editor, panel) {
                return editor.inline ? renderInlineUI(editor, panel) : fail('inlite theme only supports inline mode.');
            };

            return {
                renderUI: renderUI
            };
        }
    );

    defineGlobal('global!Array', Array);
    defineGlobal('global!Error', Error);
    define(
        'ephox.katamari.api.Fun',

        [
            'global!Array',
            'global!Error'
        ],

        function (Array, Error) {
            var noop = function () { };

            var compose = function (fa, fb) {
                return function () {
                    return fa(fb.apply(null, arguments));
                };
            };

            var constant = function (value) {
                return function () {
                    return value;
                };
            };

            var identity = function (x) {
                return x;
            };

            var tripleEquals = function (a, b) {
                return a === b;
            };

            // Don't use array slice(arguments), makes the whole function unoptimisable on Chrome
            var curry = function (f) {
                // equivalent to arguments.slice(1)
                // starting at 1 because 0 is the f, makes things tricky.
                // Pay attention to what variable is where, and the -1 magic.
                // thankfully, we have tests for this.
                var args = new Array(arguments.length - 1);
                for (var i = 1; i < arguments.length; i++) args[i - 1] = arguments[i];

                return function () {
                    var newArgs = new Array(arguments.length);
                    for (var j = 0; j < newArgs.length; j++) newArgs[j] = arguments[j];

                    var all = args.concat(newArgs);
                    return f.apply(null, all);
                };
            };

            var not = function (f) {
                return function () {
                    return !f.apply(null, arguments);
                };
            };

            var die = function (msg) {
                return function () {
                    throw new Error(msg);
                };
            };

            var apply = function (f) {
                return f();
            };

            var call = function (f) {
                f();
            };

            var never = constant(false);
            var always = constant(true);

            return {
                noop: noop,
                compose: compose,
                constant: constant,
                identity: identity,
                tripleEquals: tripleEquals,
                curry: curry,
                not: not,
                die: die,
                apply: apply,
                call: call,
                never: never,
                always: always
            };
        }
    );

    defineGlobal('global!Object', Object);
    define(
        'ephox.katamari.api.Option',

        [
            'ephox.katamari.api.Fun',
            'global!Object'
        ],

        function (Fun, Object) {
            var never = Fun.never;
            var always = Fun.always;

            /**
      Option objects support the following methods:

      fold :: this Option a -> ((() -> b, a -> b)) -> Option b

      is :: this Option a -> a -> Boolean

      isSome :: this Option a -> () -> Boolean

      isNone :: this Option a -> () -> Boolean

      getOr :: this Option a -> a -> a

      getOrThunk :: this Option a -> (() -> a) -> a

      getOrDie :: this Option a -> String -> a

      or :: this Option a -> Option a -> Option a
        - if some: return self
        - if none: return opt

      orThunk :: this Option a -> (() -> Option a) -> Option a
        - Same as "or", but uses a thunk instead of a value

      map :: this Option a -> (a -> b) -> Option b
        - "fmap" operation on the Option Functor.
        - same as 'each'

      ap :: this Option a -> Option (a -> b) -> Option b
        - "apply" operation on the Option Apply/Applicative.
        - Equivalent to <*> in Haskell/PureScript.

      each :: this Option a -> (a -> b) -> Option b
        - same as 'map'

      bind :: this Option a -> (a -> Option b) -> Option b
        - "bind"/"flatMap" operation on the Option Bind/Monad.
        - Equivalent to >>= in Haskell/PureScript; flatMap in Scala.

      flatten :: {this Option (Option a))} -> () -> Option a
        - "flatten"/"join" operation on the Option Monad.

      exists :: this Option a -> (a -> Boolean) -> Boolean

      forall :: this Option a -> (a -> Boolean) -> Boolean

      filter :: this Option a -> (a -> Boolean) -> Option a

      equals :: this Option a -> Option a -> Boolean

      equals_ :: this Option a -> (Option a, a -> Boolean) -> Boolean

      toArray :: this Option a -> () -> [a]

    */

            var none = function () { return NONE; };

            var NONE = (function () {
                var eq = function (o) {
                    return o.isNone();
                };

                // inlined from peanut, maybe a micro-optimisation?
                var call = function (thunk) { return thunk(); };
                var id = function (n) { return n; };
                var noop = function () { };

                var me = {
                    fold: function (n, s) { return n(); },
                    is: never,
                    isSome: never,
                    isNone: always,
                    getOr: id,
                    getOrThunk: call,
                    getOrDie: function (msg) {
                        throw new Error(msg || 'error: getOrDie called on none.');
                    },
                    or: id,
                    orThunk: call,
                    map: none,
                    ap: none,
                    each: noop,
                    bind: none,
                    flatten: none,
                    exists: never,
                    forall: always,
                    filter: none,
                    equals: eq,
                    equals_: eq,
                    toArray: function () { return []; },
                    toString: Fun.constant('none()')
                };
                if (Object.freeze) Object.freeze(me);
                return me;
            })();

            /** some :: a -> Option a */
            var some = function (a) {
                // inlined from peanut, maybe a micro-optimisation?
                var constant_a = function () { return a; };

                var self = function () {
                    // can't Fun.constant this one
                    return me;
                };

                var map = function (f) {
                    return some(f(a));
                };

                var bind = function (f) {
                    return f(a);
                };

                var me = {
                    fold: function (n, s) { return s(a); },
                    is: function (v) { return a === v; },
                    isSome: always,
                    isNone: never,
                    getOr: constant_a,
                    getOrThunk: constant_a,
                    getOrDie: constant_a,
                    or: self,
                    orThunk: self,
                    map: map,
                    ap: function (optfab) {
                        return optfab.fold(none, function (fab) {
                            return some(fab(a));
                        });
                    },
                    each: function (f) {
                        f(a);
                    },
                    bind: bind,
                    flatten: constant_a,
                    exists: bind,
                    forall: bind,
                    filter: function (f) {
                        return f(a) ? me : NONE;
                    },
                    equals: function (o) {
                        return o.is(a);
                    },
                    equals_: function (o, elementEq) {
                        return o.fold(
                            never,
                            function (b) { return elementEq(a, b); }
                        );
                    },
                    toArray: function () {
                        return [a];
                    },
                    toString: function () {
                        return 'some(' + a + ')';
                    }
                };
                return me;
            };

            /** from :: undefined|null|a -> Option a */
            var from = function (value) {
                return value === null || value === undefined ? NONE : some(value);
            };

            return {
                some: some,
                none: none,
                from: from
            };
        }
    );

    defineGlobal('global!String', String);
    define(
        'ephox.katamari.api.Arr',

        [
            'ephox.katamari.api.Option',
            'global!Array',
            'global!Error',
            'global!String'
        ],

        function (Option, Array, Error, String) {
            // Use the native Array.indexOf if it is available (IE9+) otherwise fall back to manual iteration
            // https://developer.mozilla.org/en/docs/Web/JavaScript/Reference/Global_Objects/Array/indexOf
            var rawIndexOf = (function () {
                var pIndexOf = Array.prototype.indexOf;

                var fastIndex = function (xs, x) { return pIndexOf.call(xs, x); };

                var slowIndex = function (xs, x) { return slowIndexOf(xs, x); };

                return pIndexOf === undefined ? slowIndex : fastIndex;
            })();

            var indexOf = function (xs, x) {
                // The rawIndexOf method does not wrap up in an option. This is for performance reasons.
                var r = rawIndexOf(xs, x);
                return r === -1 ? Option.none() : Option.some(r);
            };

            var contains = function (xs, x) {
                return rawIndexOf(xs, x) > -1;
            };

            // Using findIndex is likely less optimal in Chrome (dynamic return type instead of bool)
            // but if we need that micro-optimisation we can inline it later.
            var exists = function (xs, pred) {
                return findIndex(xs, pred).isSome();
            };

            var range = function (num, f) {
                var r = [];
                for (var i = 0; i < num; i++) {
                    r.push(f(i));
                }
                return r;
            };

            // It's a total micro optimisation, but these do make some difference.
            // Particularly for browsers other than Chrome.
            // - length caching
            // http://jsperf.com/browser-diet-jquery-each-vs-for-loop/69
            // - not using push
            // http://jsperf.com/array-direct-assignment-vs-push/2

            var chunk = function (array, size) {
                var r = [];
                for (var i = 0; i < array.length; i += size) {
                    var s = array.slice(i, i + size);
                    r.push(s);
                }
                return r;
            };

            var map = function (xs, f) {
                // pre-allocating array size when it's guaranteed to be known
                // http://jsperf.com/push-allocated-vs-dynamic/22
                var len = xs.length;
                var r = new Array(len);
                for (var i = 0; i < len; i++) {
                    var x = xs[i];
                    r[i] = f(x, i, xs);
                }
                return r;
            };

            // Unwound implementing other functions in terms of each.
            // The code size is roughly the same, and it should allow for better optimisation.
            var each = function (xs, f) {
                for (var i = 0, len = xs.length; i < len; i++) {
                    var x = xs[i];
                    f(x, i, xs);
                }
            };

            var eachr = function (xs, f) {
                for (var i = xs.length - 1; i >= 0; i--) {
                    var x = xs[i];
                    f(x, i, xs);
                }
            };

            var partition = function (xs, pred) {
                var pass = [];
                var fail = [];
                for (var i = 0, len = xs.length; i < len; i++) {
                    var x = xs[i];
                    var arr = pred(x, i, xs) ? pass : fail;
                    arr.push(x);
                }
                return { pass: pass, fail: fail };
            };

            var filter = function (xs, pred) {
                var r = [];
                for (var i = 0, len = xs.length; i < len; i++) {
                    var x = xs[i];
                    if (pred(x, i, xs)) {
                        r.push(x);
                    }
                }
                return r;
            };

            /*
     * Groups an array into contiguous arrays of like elements. Whether an element is like or not depends on f.
     *
     * f is a function that derives a value from an element - e.g. true or false, or a string.
     * Elements are like if this function generates the same value for them (according to ===).
     *
     *
     * Order of the elements is preserved. Arr.flatten() on the result will return the original list, as with Haskell groupBy function.
     *  For a good explanation, see the group function (which is a special case of groupBy)
     *  http://hackage.haskell.org/package/base-4.7.0.0/docs/Data-List.html#v:group
     */
            var groupBy = function (xs, f) {
                if (xs.length === 0) {
                    return [];
                } else {
                    var wasType = f(xs[0]); // initial case for matching
                    var r = [];
                    var group = [];

                    for (var i = 0, len = xs.length; i < len; i++) {
                        var x = xs[i];
                        var type = f(x);
                        if (type !== wasType) {
                            r.push(group);
                            group = [];
                        }
                        wasType = type;
                        group.push(x);
                    }
                    if (group.length !== 0) {
                        r.push(group);
                    }
                    return r;
                }
            };

            var foldr = function (xs, f, acc) {
                eachr(xs, function (x) {
                    acc = f(acc, x);
                });
                return acc;
            };

            var foldl = function (xs, f, acc) {
                each(xs, function (x) {
                    acc = f(acc, x);
                });
                return acc;
            };

            var find = function (xs, pred) {
                for (var i = 0, len = xs.length; i < len; i++) {
                    var x = xs[i];
                    if (pred(x, i, xs)) {
                        return Option.some(x);
                    }
                }
                return Option.none();
            };

            var findIndex = function (xs, pred) {
                for (var i = 0, len = xs.length; i < len; i++) {
                    var x = xs[i];
                    if (pred(x, i, xs)) {
                        return Option.some(i);
                    }
                }

                return Option.none();
            };

            var slowIndexOf = function (xs, x) {
                for (var i = 0, len = xs.length; i < len; ++i) {
                    if (xs[i] === x) {
                        return i;
                    }
                }

                return -1;
            };

            var push = Array.prototype.push;
            var flatten = function (xs) {
                // Note, this is possible because push supports multiple arguments:
                // http://jsperf.com/concat-push/6
                // Note that in the past, concat() would silently work (very slowly) for array-like objects.
                // With this change it will throw an error.
                var r = [];
                for (var i = 0, len = xs.length; i < len; ++i) {
                    // Ensure that each value is an array itself
                    if (!Array.prototype.isPrototypeOf(xs[i])) throw new Error('Arr.flatten item ' + i + ' was not an array, input: ' + xs);
                    push.apply(r, xs[i]);
                }
                return r;
            };

            var bind = function (xs, f) {
                var output = map(xs, f);
                return flatten(output);
            };

            var forall = function (xs, pred) {
                for (var i = 0, len = xs.length; i < len; ++i) {
                    var x = xs[i];
                    if (pred(x, i, xs) !== true) {
                        return false;
                    }
                }
                return true;
            };

            var equal = function (a1, a2) {
                return a1.length === a2.length && forall(a1, function (x, i) {
                    return x === a2[i];
                });
            };

            var slice = Array.prototype.slice;
            var reverse = function (xs) {
                var r = slice.call(xs, 0);
                r.reverse();
                return r;
            };

            var difference = function (a1, a2) {
                return filter(a1, function (x) {
                    return !contains(a2, x);
                });
            };

            var mapToObject = function (xs, f) {
                var r = {};
                for (var i = 0, len = xs.length; i < len; i++) {
                    var x = xs[i];
                    r[String(x)] = f(x, i);
                }
                return r;
            };

            var pure = function (x) {
                return [x];
            };

            var sort = function (xs, comparator) {
                var copy = slice.call(xs, 0);
                copy.sort(comparator);
                return copy;
            };

            var head = function (xs) {
                return xs.length === 0 ? Option.none() : Option.some(xs[0]);
            };

            var last = function (xs) {
                return xs.length === 0 ? Option.none() : Option.some(xs[xs.length - 1]);
            };

            return {
                map: map,
                each: each,
                eachr: eachr,
                partition: partition,
                filter: filter,
                groupBy: groupBy,
                indexOf: indexOf,
                foldr: foldr,
                foldl: foldl,
                find: find,
                findIndex: findIndex,
                flatten: flatten,
                bind: bind,
                forall: forall,
                exists: exists,
                contains: contains,
                equal: equal,
                reverse: reverse,
                chunk: chunk,
                difference: difference,
                mapToObject: mapToObject,
                pure: pure,
                sort: sort,
                range: range,
                head: head,
                last: last
            };
        }
    );
    defineGlobal('global!setTimeout', setTimeout);
    defineGlobal('global!document', document);
    /**
 * ResolveGlobal.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.core.Env',
        [
            'global!tinymce.util.Tools.resolve'
        ],
        function (resolve) {
            return resolve('tinymce.Env');
        }
    );

    /**
 * DomUtils.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Private UI DomUtils proxy.
 *
 * @private
 * @class tinymce.ui.DomUtils
 */
    define(
        'tinymce.ui.DomUtils',
        [
            'global!document',
            'tinymce.core.dom.DOMUtils',
            'tinymce.core.Env',
            'tinymce.core.util.Tools'
        ],
        function (document, DOMUtils, Env, Tools) {
            'use strict';

            var count = 0;

            var funcs = {
                id: function () {
                    return 'mceu_' + (count++);
                },

                create: function (name, attrs, children) {
                    var elm = document.createElement(name);

                    DOMUtils.DOM.setAttribs(elm, attrs);

                    if (typeof children === 'string') {
                        elm.innerHTML = children;
                    } else {
                        Tools.each(children, function (child) {
                            if (child.nodeType) {
                                elm.appendChild(child);
                            }
                        });
                    }

                    return elm;
                },

                createFragment: function (html) {
                    return DOMUtils.DOM.createFragment(html);
                },

                getWindowSize: function () {
                    return DOMUtils.DOM.getViewPort();
                },

                getSize: function (elm) {
                    var width, height;

                    if (elm.getBoundingClientRect) {
                        var rect = elm.getBoundingClientRect();

                        width = Math.max(rect.width || (rect.right - rect.left), elm.offsetWidth);
                        height = Math.max(rect.height || (rect.bottom - rect.bottom), elm.offsetHeight);
                    } else {
                        width = elm.offsetWidth;
                        height = elm.offsetHeight;
                    }

                    return { width: width, height: height };
                },

                getPos: function (elm, root) {
                    return DOMUtils.DOM.getPos(elm, root || funcs.getContainer());
                },

                getContainer: function () {
                    return Env.container ? Env.container : document.body;
                },

                getViewPort: function (win) {
                    return DOMUtils.DOM.getViewPort(win);
                },

                get: function (id) {
                    return document.getElementById(id);
                },

                addClass: function (elm, cls) {
                    return DOMUtils.DOM.addClass(elm, cls);
                },

                removeClass: function (elm, cls) {
                    return DOMUtils.DOM.removeClass(elm, cls);
                },

                hasClass: function (elm, cls) {
                    return DOMUtils.DOM.hasClass(elm, cls);
                },

                toggleClass: function (elm, cls, state) {
                    return DOMUtils.DOM.toggleClass(elm, cls, state);
                },

                css: function (elm, name, value) {
                    return DOMUtils.DOM.setStyle(elm, name, value);
                },

                getRuntimeStyle: function (elm, name) {
                    return DOMUtils.DOM.getStyle(elm, name, true);
                },

                on: function (target, name, callback, scope) {
                    return DOMUtils.DOM.bind(target, name, callback, scope);
                },

                off: function (target, name, callback) {
                    return DOMUtils.DOM.unbind(target, name, callback);
                },

                fire: function (target, name, args) {
                    return DOMUtils.DOM.fire(target, name, args);
                },

                innerHtml: function (elm, html) {
                    // Workaround for <div> in <p> bug on IE 8 #6178
                    DOMUtils.DOM.setHTML(elm, html);
                }
            };

            return funcs;
        }
    );
    /**
 * ResolveGlobal.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.core.dom.DomQuery',
        [
            'global!tinymce.util.Tools.resolve'
        ],
        function (resolve) {
            return resolve('tinymce.dom.DomQuery');
        }
    );

    /**
 * ResolveGlobal.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.core.util.Class',
        [
            'global!tinymce.util.Tools.resolve'
        ],
        function (resolve) {
            return resolve('tinymce.util.Class');
        }
    );

    /**
 * ResolveGlobal.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.core.util.EventDispatcher',
        [
            'global!tinymce.util.Tools.resolve'
        ],
        function (resolve) {
            return resolve('tinymce.util.EventDispatcher');
        }
    );

    /**
 * BoxUtils.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Utility class for box parsing and measuring.
 *
 * @private
 * @class tinymce.ui.BoxUtils
 */
    define(
        'tinymce.ui.BoxUtils',
        [
            'global!document'
        ],
        function (document) {
            'use strict';

            return {
                /**
       * Parses the specified box value. A box value contains 1-4 properties in clockwise order.
       *
       * @method parseBox
       * @param {String/Number} value Box value "0 1 2 3" or "0" etc.
       * @return {Object} Object with top/right/bottom/left properties.
       * @private
       */
                parseBox: function (value) {
                    var len, radix = 10;

                    if (!value) {
                        return;
                    }

                    if (typeof value === 'number') {
                        value = value || 0;

                        return {
                            top: value,
                            left: value,
                            bottom: value,
                            right: value
                        };
                    }

                    value = value.split(' ');
                    len = value.length;

                    if (len === 1) {
                        value[1] = value[2] = value[3] = value[0];
                    } else if (len === 2) {
                        value[2] = value[0];
                        value[3] = value[1];
                    } else if (len === 3) {
                        value[3] = value[1];
                    }

                    return {
                        top: parseInt(value[0], radix) || 0,
                        right: parseInt(value[1], radix) || 0,
                        bottom: parseInt(value[2], radix) || 0,
                        left: parseInt(value[3], radix) || 0
                    };
                },

                measureBox: function (elm, prefix) {
                    function getStyle (name) {
                        var defaultView = document.defaultView;

                        if (defaultView) {
                            // Remove camelcase
                            name = name.replace(/[A-Z]/g, function (a) {
                                return '-' + a;
                            });

                            return defaultView.getComputedStyle(elm, null).getPropertyValue(name);
                        }

                        return elm.currentStyle[name];
                    }

                    function getSide (name) {
                        var val = parseFloat(getStyle(name), 10);

                        return isNaN(val) ? 0 : val;
                    }

                    return {
                        top: getSide(prefix + 'TopWidth'),
                        right: getSide(prefix + 'RightWidth'),
                        bottom: getSide(prefix + 'BottomWidth'),
                        left: getSide(prefix + 'LeftWidth')
                    };
                }
            };
        }
    );

    /**
 * ClassList.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Handles adding and removal of classes.
 *
 * @private
 * @class tinymce.ui.ClassList
 */
    define(
        'tinymce.ui.ClassList',
        [
            'tinymce.core.util.Tools'
        ],
        function (Tools) {
            'use strict';

            function noop () {
            }

            /**
     * Constructs a new class list the specified onchange
     * callback will be executed when the class list gets modifed.
     *
     * @constructor ClassList
     * @param {function} onchange Onchange callback to be executed.
     */
            function ClassList (onchange) {
                this.cls = [];
                this.cls._map = {};
                this.onchange = onchange || noop;
                this.prefix = '';
            }

            Tools.extend(ClassList.prototype, {
                /**
       * Adds a new class to the class list.
       *
       * @method add
       * @param {String} cls Class to be added.
       * @return {tinymce.ui.ClassList} Current class list instance.
       */
                add: function (cls) {
                    if (cls && !this.contains(cls)) {
                        this.cls._map[cls] = true;
                        this.cls.push(cls);
                        this._change();
                    }

                    return this;
                },

                /**
       * Removes the specified class from the class list.
       *
       * @method remove
       * @param {String} cls Class to be removed.
       * @return {tinymce.ui.ClassList} Current class list instance.
       */
                remove: function (cls) {
                    if (this.contains(cls)) {
                        for (var i = 0; i < this.cls.length; i++) {
                            if (this.cls[i] === cls) {
                                break;
                            }
                        }

                        this.cls.splice(i, 1);
                        delete this.cls._map[cls];
                        this._change();
                    }

                    return this;
                },

                /**
       * Toggles a class in the class list.
       *
       * @method toggle
       * @param {String} cls Class to be added/removed.
       * @param {Boolean} state Optional state if it should be added/removed.
       * @return {tinymce.ui.ClassList} Current class list instance.
       */
                toggle: function (cls, state) {
                    var curState = this.contains(cls);

                    if (curState !== state) {
                        if (curState) {
                            this.remove(cls);
                        } else {
                            this.add(cls);
                        }

                        this._change();
                    }

                    return this;
                },

                /**
       * Returns true if the class list has the specified class.
       *
       * @method contains
       * @param {String} cls Class to look for.
       * @return {Boolean} true/false if the class exists or not.
       */
                contains: function (cls) {
                    return !!this.cls._map[cls];
                },

                /**
       * Returns a space separated list of classes.
       *
       * @method toString
       * @return {String} Space separated list of classes.
       */

                _change: function () {
                    delete this.clsValue;
                    this.onchange.call(this);
                }
            });

            // IE 8 compatibility
            ClassList.prototype.toString = function () {
                var value;

                if (this.clsValue) {
                    return this.clsValue;
                }

                value = '';
                for (var i = 0; i < this.cls.length; i++) {
                    if (i > 0) {
                        value += ' ';
                    }

                    value += this.prefix + this.cls[i];
                }

                return value;
            };

            return ClassList;
        }
    );
    /**
 * Selector.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /* eslint no-nested-ternary:0 */

    /**
 * Selector engine, enables you to select controls by using CSS like expressions.
 * We currently only support basic CSS expressions to reduce the size of the core
 * and the ones we support should be enough for most cases.
 *
 * @example
 * Supported expressions:
 *  element
 *  element#name
 *  element.class
 *  element[attr]
 *  element[attr*=value]
 *  element[attr~=value]
 *  element[attr!=value]
 *  element[attr^=value]
 *  element[attr$=value]
 *  element:<state>
 *  element:not(<expression>)
 *  element:first
 *  element:last
 *  element:odd
 *  element:even
 *  element element
 *  element > element
 *
 * @class tinymce.ui.Selector
 */
    define(
        'tinymce.ui.Selector',
        [
            'tinymce.core.util.Class'
        ],
        function (Class) {
            'use strict';

            /**
     * Produces an array with a unique set of objects. It will not compare the values
     * but the references of the objects.
     *
     * @private
     * @method unqiue
     * @param {Array} array Array to make into an array with unique items.
     * @return {Array} Array with unique items.
     */
            function unique (array) {
                var uniqueItems = [], i = array.length, item;

                while (i--) {
                    item = array[i];

                    if (!item.__checked) {
                        uniqueItems.push(item);
                        item.__checked = 1;
                    }
                }

                i = uniqueItems.length;
                while (i--) {
                    delete uniqueItems[i].__checked;
                }

                return uniqueItems;
            }

            var expression = /^([\w\\*]+)?(?:#([\w\-\\]+))?(?:\.([\w\\\.]+))?(?:\[\@?([\w\\]+)([\^\$\*!~]?=)([\w\\]+)\])?(?:\:(.+))?/i;

            /* jshint maxlen:255 */
            /* eslint max-len:0 */
            var chunker = /((?:\((?:\([^()]+\)|[^()]+)+\)|\[(?:\[[^\[\]]*\]|['"][^'"]*['"]|[^\[\]'"]+)+\]|\\.|[^ >+~,(\[\\]+)+|[>+~])(\s*,\s*)?((?:.|\r|\n)*)/g,
                whiteSpace = /^\s*|\s*$/g,
                Collection;

            var Selector = Class.extend({
                /**
       * Constructs a new Selector instance.
       *
       * @constructor
       * @method init
       * @param {String} selector CSS like selector expression.
       */
                init: function (selector) {
                    var match = this.match;

                    function compileNameFilter (name) {
                        if (name) {
                            name = name.toLowerCase();

                            return function (item) {
                                return name === '*' || item.type === name;
                            };
                        }
                    }

                    function compileIdFilter (id) {
                        if (id) {
                            return function (item) {
                                return item._name === id;
                            };
                        }
                    }

                    function compileClassesFilter (classes) {
                        if (classes) {
                            classes = classes.split('.');

                            return function (item) {
                                var i = classes.length;

                                while (i--) {
                                    if (!item.classes.contains(classes[i])) {
                                        return false;
                                    }
                                }

                                return true;
                            };
                        }
                    }

                    function compileAttrFilter (name, cmp, check) {
                        if (name) {
                            return function (item) {
                                var value = item[name] ? item[name]() : '';

                                return !cmp ? !!check
                                    : cmp === '=' ? value === check
                                        : cmp === '*=' ? value.indexOf(check) >= 0
                                            : cmp === '~=' ? (' ' + value + ' ').indexOf(' ' + check + ' ') >= 0
                                                : cmp === '!=' ? value != check
                                                    : cmp === '^=' ? value.indexOf(check) === 0
                                                        : cmp === '$=' ? value.substr(value.length - check.length) === check
                                                            : false;
                            };
                        }
                    }

                    function compilePsuedoFilter (name) {
                        var notSelectors;

                        if (name) {
                            name = /(?:not\((.+)\))|(.+)/i.exec(name);

                            if (!name[1]) {
                                name = name[2];

                                return function (item, index, length) {
                                    return name === 'first' ? index === 0
                                        : name === 'last' ? index === length - 1
                                            : name === 'even' ? index % 2 === 0
                                                : name === 'odd' ? index % 2 === 1
                                                    : item[name] ? item[name]()
                                                        : false;
                                };
                            }

                            // Compile not expression
                            notSelectors = parseChunks(name[1], []);

                            return function (item) {
                                return !match(item, notSelectors);
                            };
                        }
                    }

                    function compile (selector, filters, direct) {
                        var parts;

                        function add (filter) {
                            if (filter) {
                                filters.push(filter);
                            }
                        }

                        // Parse expression into parts
                        parts = expression.exec(selector.replace(whiteSpace, ''));

                        add(compileNameFilter(parts[1]));
                        add(compileIdFilter(parts[2]));
                        add(compileClassesFilter(parts[3]));
                        add(compileAttrFilter(parts[4], parts[5], parts[6]));
                        add(compilePsuedoFilter(parts[7]));

                        // Mark the filter with pseudo for performance
                        filters.pseudo = !!parts[7];
                        filters.direct = direct;

                        return filters;
                    }

                    // Parser logic based on Sizzle by John Resig
                    function parseChunks (selector, selectors) {
                        var parts = [], extra, matches, i;

                        do {
                            chunker.exec('');
                            matches = chunker.exec(selector);

                            if (matches) {
                                selector = matches[3];
                                parts.push(matches[1]);

                                if (matches[2]) {
                                    extra = matches[3];
                                    break;
                                }
                            }
                        } while (matches);

                        if (extra) {
                            parseChunks(extra, selectors);
                        }

                        selector = [];
                        for (i = 0; i < parts.length; i++) {
                            if (parts[i] != '>') {
                                selector.push(compile(parts[i], [], parts[i - 1] === '>'));
                            }
                        }

                        selectors.push(selector);

                        return selectors;
                    }

                    this._selectors = parseChunks(selector, []);
                },

                /**
       * Returns true/false if the selector matches the specified control.
       *
       * @method match
       * @param {tinymce.ui.Control} control Control to match against the selector.
       * @param {Array} selectors Optional array of selectors, mostly used internally.
       * @return {Boolean} true/false state if the control matches or not.
       */
                match: function (control, selectors) {
                    var i, l, si, sl, selector, fi, fl, filters, index, length, siblings, count, item;

                    selectors = selectors || this._selectors;
                    for (i = 0, l = selectors.length; i < l; i++) {
                        selector = selectors[i];
                        sl = selector.length;
                        item = control;
                        count = 0;

                        for (si = sl - 1; si >= 0; si--) {
                            filters = selector[si];

                            while (item) {
                                // Find the index and length since a pseudo filter like :first needs it
                                if (filters.pseudo) {
                                    siblings = item.parent().items();
                                    index = length = siblings.length;
                                    while (index--) {
                                        if (siblings[index] === item) {
                                            break;
                                        }
                                    }
                                }

                                for (fi = 0, fl = filters.length; fi < fl; fi++) {
                                    if (!filters[fi](item, index, length)) {
                                        fi = fl + 1;
                                        break;
                                    }
                                }

                                if (fi === fl) {
                                    count++;
                                    break;
                                } else {
                                    // If it didn't match the right most expression then
                                    // break since it's no point looking at the parents
                                    if (si === sl - 1) {
                                        break;
                                    }
                                }

                                item = item.parent();
                            }
                        }

                        // If we found all selectors then return true otherwise continue looking
                        if (count === sl) {
                            return true;
                        }
                    }

                    return false;
                },

                /**
       * Returns a tinymce.ui.Collection with matches of the specified selector inside the specified container.
       *
       * @method find
       * @param {tinymce.ui.Control} container Container to look for items in.
       * @return {tinymce.ui.Collection} Collection with matched elements.
       */
                find: function (container) {
                    var matches = [], i, l, selectors = this._selectors;

                    function collect (items, selector, index) {
                        var i, l, fi, fl, item, filters = selector[index];

                        for (i = 0, l = items.length; i < l; i++) {
                            item = items[i];

                            // Run each filter against the item
                            for (fi = 0, fl = filters.length; fi < fl; fi++) {
                                if (!filters[fi](item, i, l)) {
                                    fi = fl + 1;
                                    break;
                                }
                            }

                            // All filters matched the item
                            if (fi === fl) {
                                // Matched item is on the last expression like: panel toolbar [button]
                                if (index == selector.length - 1) {
                                    matches.push(item);
                                } else {
                                    // Collect next expression type
                                    if (item.items) {
                                        collect(item.items(), selector, index + 1);
                                    }
                                }
                            } else if (filters.direct) {
                                return;
                            }

                            // Collect child items
                            if (item.items) {
                                collect(item.items(), selector, index);
                            }
                        }
                    }

                    if (container.items) {
                        for (i = 0, l = selectors.length; i < l; i++) {
                            collect(container.items(), selectors[i], 0);
                        }

                        // Unique the matches if needed
                        if (l > 1) {
                            matches = unique(matches);
                        }
                    }

                    // Fix for circular reference
                    if (!Collection) {
                        // TODO: Fix me!
                        Collection = Selector.Collection;
                    }

                    return new Collection(matches);
                }
            });

            return Selector;
        }
    );

    /**
 * Collection.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Control collection, this class contains control instances and it enables you to
 * perform actions on all the contained items. This is very similar to how jQuery works.
 *
 * @example
 * someCollection.show().disabled(true);
 *
 * @class tinymce.ui.Collection
 */
    define(
        'tinymce.ui.Collection',
        [
            'tinymce.core.util.Tools',
            'tinymce.ui.Selector',
            'tinymce.core.util.Class'
        ],
        function (Tools, Selector, Class) {
            'use strict';

            var Collection, proto, push = Array.prototype.push, slice = Array.prototype.slice;

            proto = {
                /**
       * Current number of contained control instances.
       *
       * @field length
       * @type Number
       */
                length: 0,

                /**
       * Constructor for the collection.
       *
       * @constructor
       * @method init
       * @param {Array} items Optional array with items to add.
       */
                init: function (items) {
                    if (items) {
                        this.add(items);
                    }
                },

                /**
       * Adds new items to the control collection.
       *
       * @method add
       * @param {Array} items Array if items to add to collection.
       * @return {tinymce.ui.Collection} Current collection instance.
       */
                add: function (items) {
                    var self = this;

                    // Force single item into array
                    if (!Tools.isArray(items)) {
                        if (items instanceof Collection) {
                            self.add(items.toArray());
                        } else {
                            push.call(self, items);
                        }
                    } else {
                        push.apply(self, items);
                    }

                    return self;
                },

                /**
       * Sets the contents of the collection. This will remove any existing items
       * and replace them with the ones specified in the input array.
       *
       * @method set
       * @param {Array} items Array with items to set into the Collection.
       * @return {tinymce.ui.Collection} Collection instance.
       */
                set: function (items) {
                    var self = this, len = self.length, i;

                    self.length = 0;
                    self.add(items);

                    // Remove old entries
                    for (i = self.length; i < len; i++) {
                        delete self[i];
                    }

                    return self;
                },

                /**
       * Filters the collection item based on the specified selector expression or selector function.
       *
       * @method filter
       * @param {String} selector Selector expression to filter items by.
       * @return {tinymce.ui.Collection} Collection containing the filtered items.
       */
                filter: function (selector) {
                    var self = this, i, l, matches = [], item, match;

                    // Compile string into selector expression
                    if (typeof selector === 'string') {
                        selector = new Selector(selector);

                        match = function (item) {
                            return selector.match(item);
                        };
                    } else {
                        // Use selector as matching function
                        match = selector;
                    }

                    for (i = 0, l = self.length; i < l; i++) {
                        item = self[i];

                        if (match(item)) {
                            matches.push(item);
                        }
                    }

                    return new Collection(matches);
                },

                /**
       * Slices the items within the collection.
       *
       * @method slice
       * @param {Number} index Index to slice at.
       * @param {Number} len Optional length to slice.
       * @return {tinymce.ui.Collection} Current collection.
       */
                slice: function () {
                    return new Collection(slice.apply(this, arguments));
                },

                /**
       * Makes the current collection equal to the specified index.
       *
       * @method eq
       * @param {Number} index Index of the item to set the collection to.
       * @return {tinymce.ui.Collection} Current collection.
       */
                eq: function (index) {
                    return index === -1 ? this.slice(index) : this.slice(index, +index + 1);
                },

                /**
       * Executes the specified callback on each item in collection.
       *
       * @method each
       * @param {function} callback Callback to execute for each item in collection.
       * @return {tinymce.ui.Collection} Current collection instance.
       */
                each: function (callback) {
                    Tools.each(this, callback);

                    return this;
                },

                /**
       * Returns an JavaScript array object of the contents inside the collection.
       *
       * @method toArray
       * @return {Array} Array with all items from collection.
       */
                toArray: function () {
                    return Tools.toArray(this);
                },

                /**
       * Finds the index of the specified control or return -1 if it isn't in the collection.
       *
       * @method indexOf
       * @param {Control} ctrl Control instance to look for.
       * @return {Number} Index of the specified control or -1.
       */
                indexOf: function (ctrl) {
                    var self = this, i = self.length;

                    while (i--) {
                        if (self[i] === ctrl) {
                            break;
                        }
                    }

                    return i;
                },

                /**
       * Returns a new collection of the contents in reverse order.
       *
       * @method reverse
       * @return {tinymce.ui.Collection} Collection instance with reversed items.
       */
                reverse: function () {
                    return new Collection(Tools.toArray(this).reverse());
                },

                /**
       * Returns true/false if the class exists or not.
       *
       * @method hasClass
       * @param {String} cls Class to check for.
       * @return {Boolean} true/false state if the class exists or not.
       */
                hasClass: function (cls) {
                    return this[0] ? this[0].classes.contains(cls) : false;
                },

                /**
       * Sets/gets the specific property on the items in the collection. The same as executing control.<property>(<value>);
       *
       * @method prop
       * @param {String} name Property name to get/set.
       * @param {Object} value Optional object value to set.
       * @return {tinymce.ui.Collection} Current collection instance or value of the first item on a get operation.
       */
                prop: function (name, value) {
                    var self = this, undef, item;

                    if (value !== undef) {
                        self.each(function (item) {
                            if (item[name]) {
                                item[name](value);
                            }
                        });

                        return self;
                    }

                    item = self[0];

                    if (item && item[name]) {
                        return item[name]();
                    }
                },

                /**
       * Executes the specific function name with optional arguments an all items in collection if it exists.
       *
       * @example collection.exec("myMethod", arg1, arg2, arg3);
       * @method exec
       * @param {String} name Name of the function to execute.
       * @param {Object} ... Multiple arguments to pass to each function.
       * @return {tinymce.ui.Collection} Current collection.
       */
                exec: function (name) {
                    var self = this, args = Tools.toArray(arguments).slice(1);

                    self.each(function (item) {
                        if (item[name]) {
                            item[name].apply(item, args);
                        }
                    });

                    return self;
                },

                /**
       * Remove all items from collection and DOM.
       *
       * @method remove
       * @return {tinymce.ui.Collection} Current collection.
       */
                remove: function () {
                    var i = this.length;

                    while (i--) {
                        this[i].remove();
                    }

                    return this;
                },

                /**
       * Adds a class to all items in the collection.
       *
       * @method addClass
       * @param {String} cls Class to add to each item.
       * @return {tinymce.ui.Collection} Current collection instance.
       */
                addClass: function (cls) {
                    return this.each(function (item) {
                        item.classes.add(cls);
                    });
                },

                /**
       * Removes the specified class from all items in collection.
       *
       * @method removeClass
       * @param {String} cls Class to remove from each item.
       * @return {tinymce.ui.Collection} Current collection instance.
       */
                removeClass: function (cls) {
                    return this.each(function (item) {
                        item.classes.remove(cls);
                    });
                }

                /**
       * Fires the specified event by name and arguments on the control. This will execute all
       * bound event handlers.
       *
       * @method fire
       * @param {String} name Name of the event to fire.
       * @param {Object} args Optional arguments to pass to the event.
       * @return {tinymce.ui.Collection} Current collection instance.
       */
                // fire: function(event, args) {}, -- Generated by code below

                /**
       * Binds a callback to the specified event. This event can both be
       * native browser events like "click" or custom ones like PostRender.
       *
       * The callback function will have two parameters the first one being the control that received the event
       * the second one will be the event object either the browsers native event object or a custom JS object.
       *
       * @method on
       * @param {String} name Name of the event to bind. For example "click".
       * @param {String/function} callback Callback function to execute ones the event occurs.
       * @return {tinymce.ui.Collection} Current collection instance.
       */
                // on: function(name, callback) {}, -- Generated by code below

                /**
       * Unbinds the specified event and optionally a specific callback. If you omit the name
       * parameter all event handlers will be removed. If you omit the callback all event handles
       * by the specified name will be removed.
       *
       * @method off
       * @param {String} name Optional name for the event to unbind.
       * @param {function} callback Optional callback function to unbind.
       * @return {tinymce.ui.Collection} Current collection instance.
       */
                // off: function(name, callback) {}, -- Generated by code below

                /**
       * Shows the items in the current collection.
       *
       * @method show
       * @return {tinymce.ui.Collection} Current collection instance.
       */
                // show: function() {}, -- Generated by code below

                /**
       * Hides the items in the current collection.
       *
       * @method hide
       * @return {tinymce.ui.Collection} Current collection instance.
       */
                // hide: function() {}, -- Generated by code below

                /**
       * Sets/gets the text contents of the items in the current collection.
       *
       * @method text
       * @return {tinymce.ui.Collection} Current collection instance or text value of the first item on a get operation.
       */
                // text: function(value) {}, -- Generated by code below

                /**
       * Sets/gets the name contents of the items in the current collection.
       *
       * @method name
       * @return {tinymce.ui.Collection} Current collection instance or name value of the first item on a get operation.
       */
                // name: function(value) {}, -- Generated by code below

                /**
       * Sets/gets the disabled state on the items in the current collection.
       *
       * @method disabled
       * @return {tinymce.ui.Collection} Current collection instance or disabled state of the first item on a get operation.
       */
                // disabled: function(state) {}, -- Generated by code below

                /**
       * Sets/gets the active state on the items in the current collection.
       *
       * @method active
       * @return {tinymce.ui.Collection} Current collection instance or active state of the first item on a get operation.
       */
                // active: function(state) {}, -- Generated by code below

                /**
       * Sets/gets the selected state on the items in the current collection.
       *
       * @method selected
       * @return {tinymce.ui.Collection} Current collection instance or selected state of the first item on a get operation.
       */
                // selected: function(state) {}, -- Generated by code below

                /**
       * Sets/gets the selected state on the items in the current collection.
       *
       * @method visible
       * @return {tinymce.ui.Collection} Current collection instance or visible state of the first item on a get operation.
       */
                // visible: function(state) {}, -- Generated by code below
            };

            // Extend tinymce.ui.Collection prototype with some generated control specific methods
            Tools.each('fire on off show hide append prepend before after reflow'.split(' '), function (name) {
                proto[name] = function () {
                    var args = Tools.toArray(arguments);

                    this.each(function (ctrl) {
                        if (name in ctrl) {
                            ctrl[name].apply(ctrl, args);
                        }
                    });

                    return this;
                };
            });

            // Extend tinymce.ui.Collection prototype with some property methods
            Tools.each('text name disabled active selected checked visible parent value data'.split(' '), function (name) {
                proto[name] = function (value) {
                    return this.prop(name, value);
                };
            });

            // Create class based on the new prototype
            Collection = Class.extend(proto);

            // Stick Collection into Selector to prevent circual references
            Selector.Collection = Collection;

            return Collection;
        }
    );
    /**
 * Binding.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This class gets dynamically extended to provide a binding between two models. This makes it possible to
 * sync the state of two properties in two models by a layer of abstraction.
 *
 * @private
 * @class tinymce.data.Binding
 */
    define(
        'tinymce.ui.data.Binding',
        [
        ],
        function () {
            /**
     * Constructs a new bidning.
     *
     * @constructor
     * @method Binding
     * @param {Object} settings Settings to the binding.
     */
            function Binding (settings) {
                this.create = settings.create;
            }

            /**
     * Creates a binding for a property on a model.
     *
     * @method create
     * @param {tinymce.data.ObservableObject} model Model to create binding to.
     * @param {String} name Name of property to bind.
     * @return {tinymce.data.Binding} Binding instance.
     */
            Binding.create = function (model, name) {
                return new Binding({
                    create: function (otherModel, otherName) {
                        var bindings;

                        function fromSelfToOther (e) {
                            otherModel.set(otherName, e.value);
                        }

                        function fromOtherToSelf (e) {
                            model.set(name, e.value);
                        }

                        otherModel.on('change:' + otherName, fromOtherToSelf);
                        model.on('change:' + name, fromSelfToOther);

                        // Keep track of the bindings
                        bindings = otherModel._bindings;

                        if (!bindings) {
                            bindings = otherModel._bindings = [];

                            otherModel.on('destroy', function () {
                                var i = bindings.length;

                                while (i--) {
                                    bindings[i]();
                                }
                            });
                        }

                        bindings.push(function () {
                            model.off('change:' + name, fromSelfToOther);
                        });

                        return model.get(name);
                    }
                });
            };

            return Binding;
        }
    );
    /**
 * ResolveGlobal.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.core.util.Observable',
        [
            'global!tinymce.util.Tools.resolve'
        ],
        function (resolve) {
            return resolve('tinymce.util.Observable');
        }
    );

    /**
 * ObservableObject.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This class is a object that is observable when properties changes a change event gets emitted.
 *
 * @private
 * @class tinymce.data.ObservableObject
 */
    define(
        'tinymce.ui.data.ObservableObject',
        [
            'tinymce.ui.data.Binding',
            'tinymce.core.util.Class',
            'tinymce.core.util.Observable',
            'tinymce.core.util.Tools'
        ], function (Binding, Class, Observable, Tools) {
            function isNode (node) {
                return node.nodeType > 0;
            }

            // Todo: Maybe this should be shallow compare since it might be huge object references
            function isEqual (a, b) {
                var k, checked;

                // Strict equals
                if (a === b) {
                    return true;
                }

                // Compare null
                if (a === null || b === null) {
                    return a === b;
                }

                // Compare number, boolean, string, undefined
                if (typeof a !== 'object' || typeof b !== 'object') {
                    return a === b;
                }

                // Compare arrays
                if (Tools.isArray(b)) {
                    if (a.length !== b.length) {
                        return false;
                    }

                    k = a.length;
                    while (k--) {
                        if (!isEqual(a[k], b[k])) {
                            return false;
                        }
                    }
                }

                // Shallow compare nodes
                if (isNode(a) || isNode(b)) {
                    return a === b;
                }

                // Compare objects
                checked = {};
                for (k in b) {
                    if (!isEqual(a[k], b[k])) {
                        return false;
                    }

                    checked[k] = true;
                }

                for (k in a) {
                    if (!checked[k] && !isEqual(a[k], b[k])) {
                        return false;
                    }
                }

                return true;
            }

            return Class.extend({
                Mixins: [Observable],

                /**
       * Constructs a new observable object instance.
       *
       * @constructor
       * @param {Object} data Initial data for the object.
       */
                init: function (data) {
                    var name, value;

                    data = data || {};

                    for (name in data) {
                        value = data[name];

                        if (value instanceof Binding) {
                            data[name] = value.create(this, name);
                        }
                    }

                    this.data = data;
                },

                /**
       * Sets a property on the value this will call
       * observers if the value is a change from the current value.
       *
       * @method set
       * @param {String/object} name Name of the property to set or a object of items to set.
       * @param {Object} value Value to set for the property.
       * @return {tinymce.data.ObservableObject} Observable object instance.
       */
                set: function (name, value) {
                    var key, args, oldValue = this.data[name];

                    if (value instanceof Binding) {
                        value = value.create(this, name);
                    }

                    if (typeof name === 'object') {
                        for (key in name) {
                            this.set(key, name[key]);
                        }

                        return this;
                    }

                    if (!isEqual(oldValue, value)) {
                        this.data[name] = value;

                        args = {
                            target: this,
                            name: name,
                            value: value,
                            oldValue: oldValue
                        };

                        this.fire('change:' + name, args);
                        this.fire('change', args);
                    }

                    return this;
                },

                /**
       * Gets a property by name.
       *
       * @method get
       * @param {String} name Name of the property to get.
       * @return {Object} Object value of propery.
       */
                get: function (name) {
                    return this.data[name];
                },

                /**
       * Returns true/false if the specified property exists.
       *
       * @method has
       * @param {String} name Name of the property to check for.
       * @return {Boolean} true/false if the item exists.
       */
                has: function (name) {
                    return name in this.data;
                },

                /**
       * Returns a dynamic property binding for the specified property name. This makes
       * it possible to sync the state of two properties in two ObservableObject instances.
       *
       * @method bind
       * @param {String} name Name of the property to sync with the property it's inserted to.
       * @return {tinymce.data.Binding} Data binding instance.
       */
                bind: function (name) {
                    return Binding.create(this, name);
                },

                /**
       * Destroys the observable object and fires the "destroy"
       * event and clean up any internal resources.
       *
       * @method destroy
       */
                destroy: function () {
                    this.fire('destroy');
                }
            });
        }
    );
    /**
 * ReflowQueue.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This class will automatically reflow controls on the next animation frame within a few milliseconds on older browsers.
 * If the user manually reflows then the automatic reflow will be cancelled. This class is used internally when various control states
 * changes that triggers a reflow.
 *
 * @class tinymce.ui.ReflowQueue
 * @static
 */
    define(
        'tinymce.ui.ReflowQueue',
        [
            'global!document',
            'tinymce.core.util.Delay'
        ],
        function (document, Delay) {
            var dirtyCtrls = {}, animationFrameRequested;

            return {
                /**
       * Adds a control to the next automatic reflow call. This is the control that had a state
       * change for example if the control was hidden/shown.
       *
       * @method add
       * @param {tinymce.ui.Control} ctrl Control to add to queue.
       */
                add: function (ctrl) {
                    var parent = ctrl.parent();

                    if (parent) {
                        if (!parent._layout || parent._layout.isNative()) {
                            return;
                        }

                        if (!dirtyCtrls[parent._id]) {
                            dirtyCtrls[parent._id] = parent;
                        }

                        if (!animationFrameRequested) {
                            animationFrameRequested = true;

                            Delay.requestAnimationFrame(function () {
                                var id, ctrl;

                                animationFrameRequested = false;

                                for (id in dirtyCtrls) {
                                    ctrl = dirtyCtrls[id];

                                    if (ctrl.state.get('rendered')) {
                                        ctrl.reflow();
                                    }
                                }

                                dirtyCtrls = {};
                            }, document.body);
                        }
                    }
                },

                /**
       * Removes the specified control from the automatic reflow. This will happen when for example the user
       * manually triggers a reflow.
       *
       * @method remove
       * @param {tinymce.ui.Control} ctrl Control to remove from queue.
       */
                remove: function (ctrl) {
                    if (dirtyCtrls[ctrl._id]) {
                        delete dirtyCtrls[ctrl._id];
                    }
                }
            };
        }
    );

    /**
 * Control.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /* eslint consistent-this:0 */

    /**
 * This is the base class for all controls and containers. All UI control instances inherit
 * from this one as it has the base logic needed by all of them.
 *
 * @class tinymce.ui.Control
 */
    define(
        'tinymce.ui.Control',
        [
            'global!document',
            'tinymce.core.dom.DomQuery',
            'tinymce.core.util.Class',
            'tinymce.core.util.EventDispatcher',
            'tinymce.core.util.Tools',
            'tinymce.ui.BoxUtils',
            'tinymce.ui.ClassList',
            'tinymce.ui.Collection',
            'tinymce.ui.data.ObservableObject',
            'tinymce.ui.DomUtils',
            'tinymce.ui.ReflowQueue'
        ],
        function (document, DomQuery, Class, EventDispatcher, Tools, BoxUtils, ClassList, Collection, ObservableObject, DomUtils, ReflowQueue) {
            'use strict';

            var hasMouseWheelEventSupport = 'onmousewheel' in document;
            var hasWheelEventSupport = false;
            var classPrefix = 'mce-';
            var Control, idCounter = 0;

            var proto = {
                Statics: {
                    classPrefix: classPrefix
                },

                isRtl: function () {
                    return Control.rtl;
                },

                /**
       * Class/id prefix to use for all controls.
       *
       * @final
       * @field {String} classPrefix
       */
                classPrefix: classPrefix,

                /**
       * Constructs a new control instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       * @setting {String} style Style CSS properties to add.
       * @setting {String} border Border box values example: 1 1 1 1
       * @setting {String} padding Padding box values example: 1 1 1 1
       * @setting {String} margin Margin box values example: 1 1 1 1
       * @setting {Number} minWidth Minimal width for the control.
       * @setting {Number} minHeight Minimal height for the control.
       * @setting {String} classes Space separated list of classes to add.
       * @setting {String} role WAI-ARIA role to use for control.
       * @setting {Boolean} hidden Is the control hidden by default.
       * @setting {Boolean} disabled Is the control disabled by default.
       * @setting {String} name Name of the control instance.
       */
                init: function (settings) {
                    var self = this, classes, defaultClasses;

                    function applyClasses (classes) {
                        var i;

                        classes = classes.split(' ');
                        for (i = 0; i < classes.length; i++) {
                            self.classes.add(classes[i]);
                        }
                    }

                    self.settings = settings = Tools.extend({}, self.Defaults, settings);

                    // Initial states
                    self._id = settings.id || ('mceu_' + (idCounter++));
                    self._aria = { role: settings.role };
                    self._elmCache = {};
                    self.$ = DomQuery;

                    self.state = new ObservableObject({
                        visible: true,
                        active: false,
                        disabled: false,
                        value: ''
                    });

                    self.data = new ObservableObject(settings.data);

                    self.classes = new ClassList(function () {
                        if (self.state.get('rendered')) {
                            self.getEl().className = this.toString();
                        }
                    });
                    self.classes.prefix = self.classPrefix;

                    // Setup classes
                    classes = settings.classes;
                    if (classes) {
                        if (self.Defaults) {
                            defaultClasses = self.Defaults.classes;

                            if (defaultClasses && classes != defaultClasses) {
                                applyClasses(defaultClasses);
                            }
                        }

                        applyClasses(classes);
                    }

                    Tools.each('title text name visible disabled active value'.split(' '), function (name) {
                        if (name in settings) {
                            self[name](settings[name]);
                        }
                    });

                    self.on('click', function () {
                        if (self.disabled()) {
                            return false;
                        }
                    });

                    /**
         * Name/value object with settings for the current control.
         *
         * @field {Object} settings
         */
                    self.settings = settings;

                    self.borderBox = BoxUtils.parseBox(settings.border);
                    self.paddingBox = BoxUtils.parseBox(settings.padding);
                    self.marginBox = BoxUtils.parseBox(settings.margin);

                    if (settings.hidden) {
                        self.hide();
                    }
                },

                // Will generate getter/setter methods for these properties
                Properties: 'parent,name',

                /**
       * Returns the root element to render controls into.
       *
       * @method getContainerElm
       * @return {Element} HTML DOM element to render into.
       */
                getContainerElm: function () {
                    return DomUtils.getContainer();
                },

                /**
       * Returns a control instance for the current DOM element.
       *
       * @method getParentCtrl
       * @param {Element} elm HTML dom element to get parent control from.
       * @return {tinymce.ui.Control} Control instance or undefined.
       */
                getParentCtrl: function (elm) {
                    var ctrl, lookup = this.getRoot().controlIdLookup;

                    while (elm && lookup) {
                        ctrl = lookup[elm.id];
                        if (ctrl) {
                            break;
                        }

                        elm = elm.parentNode;
                    }

                    return ctrl;
                },

                /**
       * Initializes the current controls layout rect.
       * This will be executed by the layout managers to determine the
       * default minWidth/minHeight etc.
       *
       * @method initLayoutRect
       * @return {Object} Layout rect instance.
       */
                initLayoutRect: function () {
                    var self = this, settings = self.settings, borderBox, layoutRect;
                    var elm = self.getEl(), width, height, minWidth, minHeight, autoResize;
                    var startMinWidth, startMinHeight, initialSize;

                    // Measure the current element
                    borderBox = self.borderBox = self.borderBox || BoxUtils.measureBox(elm, 'border');
                    self.paddingBox = self.paddingBox || BoxUtils.measureBox(elm, 'padding');
                    self.marginBox = self.marginBox || BoxUtils.measureBox(elm, 'margin');
                    initialSize = DomUtils.getSize(elm);

                    // Setup minWidth/minHeight and width/height
                    startMinWidth = settings.minWidth;
                    startMinHeight = settings.minHeight;
                    minWidth = startMinWidth || initialSize.width;
                    minHeight = startMinHeight || initialSize.height;
                    width = settings.width;
                    height = settings.height;
                    autoResize = settings.autoResize;
                    autoResize = typeof autoResize !== 'undefined' ? autoResize : !width && !height;

                    width = width || minWidth;
                    height = height || minHeight;

                    var deltaW = borderBox.left + borderBox.right;
                    var deltaH = borderBox.top + borderBox.bottom;

                    var maxW = settings.maxWidth || 0xFFFF;
                    var maxH = settings.maxHeight || 0xFFFF;

                    // Setup initial layout rect
                    self._layoutRect = layoutRect = {
                        x: settings.x || 0,
                        y: settings.y || 0,
                        w: width,
                        h: height,
                        deltaW: deltaW,
                        deltaH: deltaH,
                        contentW: width - deltaW,
                        contentH: height - deltaH,
                        innerW: width - deltaW,
                        innerH: height - deltaH,
                        startMinWidth: startMinWidth || 0,
                        startMinHeight: startMinHeight || 0,
                        minW: Math.min(minWidth, maxW),
                        minH: Math.min(minHeight, maxH),
                        maxW: maxW,
                        maxH: maxH,
                        autoResize: autoResize,
                        scrollW: 0
                    };

                    self._lastLayoutRect = {};

                    return layoutRect;
                },

                /**
       * Getter/setter for the current layout rect.
       *
       * @method layoutRect
       * @param {Object} [newRect] Optional new layout rect.
       * @return {tinymce.ui.Control/Object} Current control or rect object.
       */
                layoutRect: function (newRect) {
                    var self = this, curRect = self._layoutRect, lastLayoutRect, size, deltaWidth, deltaHeight, undef, repaintControls;

                    // Initialize default layout rect
                    if (!curRect) {
                        curRect = self.initLayoutRect();
                    }

                    // Set new rect values
                    if (newRect) {
                        // Calc deltas between inner and outer sizes
                        deltaWidth = curRect.deltaW;
                        deltaHeight = curRect.deltaH;

                        // Set x position
                        if (newRect.x !== undef) {
                            curRect.x = newRect.x;
                        }

                        // Set y position
                        if (newRect.y !== undef) {
                            curRect.y = newRect.y;
                        }

                        // Set minW
                        if (newRect.minW !== undef) {
                            curRect.minW = newRect.minW;
                        }

                        // Set minH
                        if (newRect.minH !== undef) {
                            curRect.minH = newRect.minH;
                        }

                        // Set new width and calculate inner width
                        size = newRect.w;
                        if (size !== undef) {
                            size = size < curRect.minW ? curRect.minW : size;
                            size = size > curRect.maxW ? curRect.maxW : size;
                            curRect.w = size;
                            curRect.innerW = size - deltaWidth;
                        }

                        // Set new height and calculate inner height
                        size = newRect.h;
                        if (size !== undef) {
                            size = size < curRect.minH ? curRect.minH : size;
                            size = size > curRect.maxH ? curRect.maxH : size;
                            curRect.h = size;
                            curRect.innerH = size - deltaHeight;
                        }

                        // Set new inner width and calculate width
                        size = newRect.innerW;
                        if (size !== undef) {
                            size = size < curRect.minW - deltaWidth ? curRect.minW - deltaWidth : size;
                            size = size > curRect.maxW - deltaWidth ? curRect.maxW - deltaWidth : size;
                            curRect.innerW = size;
                            curRect.w = size + deltaWidth;
                        }

                        // Set new height and calculate inner height
                        size = newRect.innerH;
                        if (size !== undef) {
                            size = size < curRect.minH - deltaHeight ? curRect.minH - deltaHeight : size;
                            size = size > curRect.maxH - deltaHeight ? curRect.maxH - deltaHeight : size;
                            curRect.innerH = size;
                            curRect.h = size + deltaHeight;
                        }

                        // Set new contentW
                        if (newRect.contentW !== undef) {
                            curRect.contentW = newRect.contentW;
                        }

                        // Set new contentH
                        if (newRect.contentH !== undef) {
                            curRect.contentH = newRect.contentH;
                        }

                        // Compare last layout rect with the current one to see if we need to repaint or not
                        lastLayoutRect = self._lastLayoutRect;
                        if (lastLayoutRect.x !== curRect.x || lastLayoutRect.y !== curRect.y ||
            lastLayoutRect.w !== curRect.w || lastLayoutRect.h !== curRect.h) {
                            repaintControls = Control.repaintControls;

                            if (repaintControls) {
                                if (repaintControls.map && !repaintControls.map[self._id]) {
                                    repaintControls.push(self);
                                    repaintControls.map[self._id] = true;
                                }
                            }

                            lastLayoutRect.x = curRect.x;
                            lastLayoutRect.y = curRect.y;
                            lastLayoutRect.w = curRect.w;
                            lastLayoutRect.h = curRect.h;
                        }

                        return self;
                    }

                    return curRect;
                },

                /**
       * Repaints the control after a layout operation.
       *
       * @method repaint
       */
                repaint: function () {
                    var self = this, style, bodyStyle, bodyElm, rect, borderBox;
                    var borderW, borderH, lastRepaintRect, round, value;

                    // Use Math.round on all values on IE < 9
                    round = !document.createRange ? Math.round : function (value) {
                        return value;
                    };

                    style = self.getEl().style;
                    rect = self._layoutRect;
                    lastRepaintRect = self._lastRepaintRect || {};

                    borderBox = self.borderBox;
                    borderW = borderBox.left + borderBox.right;
                    borderH = borderBox.top + borderBox.bottom;

                    if (rect.x !== lastRepaintRect.x) {
                        style.left = round(rect.x) + 'px';
                        lastRepaintRect.x = rect.x;
                    }

                    if (rect.y !== lastRepaintRect.y) {
                        style.top = round(rect.y) + 'px';
                        lastRepaintRect.y = rect.y;
                    }

                    if (rect.w !== lastRepaintRect.w) {
                        value = round(rect.w - borderW);
                        style.width = (value >= 0 ? value : 0) + 'px';
                        lastRepaintRect.w = rect.w;
                    }

                    if (rect.h !== lastRepaintRect.h) {
                        value = round(rect.h - borderH);
                        style.height = (value >= 0 ? value : 0) + 'px';
                        lastRepaintRect.h = rect.h;
                    }

                    // Update body if needed
                    if (self._hasBody && rect.innerW !== lastRepaintRect.innerW) {
                        value = round(rect.innerW);

                        bodyElm = self.getEl('body');
                        if (bodyElm) {
                            bodyStyle = bodyElm.style;
                            bodyStyle.width = (value >= 0 ? value : 0) + 'px';
                        }

                        lastRepaintRect.innerW = rect.innerW;
                    }

                    if (self._hasBody && rect.innerH !== lastRepaintRect.innerH) {
                        value = round(rect.innerH);

                        bodyElm = bodyElm || self.getEl('body');
                        if (bodyElm) {
                            bodyStyle = bodyStyle || bodyElm.style;
                            bodyStyle.height = (value >= 0 ? value : 0) + 'px';
                        }

                        lastRepaintRect.innerH = rect.innerH;
                    }

                    self._lastRepaintRect = lastRepaintRect;
                    self.fire('repaint', {}, false);
                },

                /**
       * Updates the controls layout rect by re-measuing it.
       */
                updateLayoutRect: function () {
                    var self = this;

                    self.parent()._lastRect = null;

                    DomUtils.css(self.getEl(), { width: '', height: '' });

                    self._layoutRect = self._lastRepaintRect = self._lastLayoutRect = null;
                    self.initLayoutRect();
                },

                /**
       * Binds a callback to the specified event. This event can both be
       * native browser events like "click" or custom ones like PostRender.
       *
       * The callback function will be passed a DOM event like object that enables yout do stop propagation.
       *
       * @method on
       * @param {String} name Name of the event to bind. For example "click".
       * @param {String/function} callback Callback function to execute ones the event occurs.
       * @return {tinymce.ui.Control} Current control object.
       */
                on: function (name, callback) {
                    var self = this;

                    function resolveCallbackName (name) {
                        var callback, scope;

                        if (typeof name !== 'string') {
                            return name;
                        }

                        return function (e) {
                            if (!callback) {
                                self.parentsAndSelf().each(function (ctrl) {
                                    var callbacks = ctrl.settings.callbacks;

                                    if (callbacks && (callback = callbacks[name])) {
                                        scope = ctrl;
                                        return false;
                                    }
                                });
                            }

                            if (!callback) {
                                e.action = name;
                                this.fire('execute', e);
                                return;
                            }

                            return callback.call(scope, e);
                        };
                    }

                    getEventDispatcher(self).on(name, resolveCallbackName(callback));

                    return self;
                },

                /**
       * Unbinds the specified event and optionally a specific callback. If you omit the name
       * parameter all event handlers will be removed. If you omit the callback all event handles
       * by the specified name will be removed.
       *
       * @method off
       * @param {String} [name] Name for the event to unbind.
       * @param {function} [callback] Callback function to unbind.
       * @return {tinymce.ui.Control} Current control object.
       */
                off: function (name, callback) {
                    getEventDispatcher(this).off(name, callback);
                    return this;
                },

                /**
       * Fires the specified event by name and arguments on the control. This will execute all
       * bound event handlers.
       *
       * @method fire
       * @param {String} name Name of the event to fire.
       * @param {Object} [args] Arguments to pass to the event.
       * @param {Boolean} [bubble] Value to control bubbling. Defaults to true.
       * @return {Object} Current arguments object.
       */
                fire: function (name, args, bubble) {
                    var self = this;

                    args = args || {};

                    if (!args.control) {
                        args.control = self;
                    }

                    args = getEventDispatcher(self).fire(name, args);

                    // Bubble event up to parents
                    if (bubble !== false && self.parent) {
                        var parent = self.parent();
                        while (parent && !args.isPropagationStopped()) {
                            parent.fire(name, args, false);
                            parent = parent.parent();
                        }
                    }

                    return args;
                },

                /**
       * Returns true/false if the specified event has any listeners.
       *
       * @method hasEventListeners
       * @param {String} name Name of the event to check for.
       * @return {Boolean} True/false state if the event has listeners.
       */
                hasEventListeners: function (name) {
                    return getEventDispatcher(this).has(name);
                },

                /**
       * Returns a control collection with all parent controls.
       *
       * @method parents
       * @param {String} selector Optional selector expression to find parents.
       * @return {tinymce.ui.Collection} Collection with all parent controls.
       */
                parents: function (selector) {
                    var self = this, ctrl, parents = new Collection();

                    // Add each parent to collection
                    for (ctrl = self.parent(); ctrl; ctrl = ctrl.parent()) {
                        parents.add(ctrl);
                    }

                    // Filter away everything that doesn't match the selector
                    if (selector) {
                        parents = parents.filter(selector);
                    }

                    return parents;
                },

                /**
       * Returns the current control and it's parents.
       *
       * @method parentsAndSelf
       * @param {String} selector Optional selector expression to find parents.
       * @return {tinymce.ui.Collection} Collection with all parent controls.
       */
                parentsAndSelf: function (selector) {
                    return new Collection(this).add(this.parents(selector));
                },

                /**
       * Returns the control next to the current control.
       *
       * @method next
       * @return {tinymce.ui.Control} Next control instance.
       */
                next: function () {
                    var parentControls = this.parent().items();

                    return parentControls[parentControls.indexOf(this) + 1];
                },

                /**
       * Returns the control previous to the current control.
       *
       * @method prev
       * @return {tinymce.ui.Control} Previous control instance.
       */
                prev: function () {
                    var parentControls = this.parent().items();

                    return parentControls[parentControls.indexOf(this) - 1];
                },

                /**
       * Sets the inner HTML of the control element.
       *
       * @method innerHtml
       * @param {String} html Html string to set as inner html.
       * @return {tinymce.ui.Control} Current control object.
       */
                innerHtml: function (html) {
                    this.$el.html(html);
                    return this;
                },

                /**
       * Returns the control DOM element or sub element.
       *
       * @method getEl
       * @param {String} [suffix] Suffix to get element by.
       * @return {Element} HTML DOM element for the current control or it's children.
       */
                getEl: function (suffix) {
                    var id = suffix ? this._id + '-' + suffix : this._id;

                    if (!this._elmCache[id]) {
                        this._elmCache[id] = DomQuery('#' + id)[0];
                    }

                    return this._elmCache[id];
                },

                /**
       * Sets the visible state to true.
       *
       * @method show
       * @return {tinymce.ui.Control} Current control instance.
       */
                show: function () {
                    return this.visible(true);
                },

                /**
       * Sets the visible state to false.
       *
       * @method hide
       * @return {tinymce.ui.Control} Current control instance.
       */
                hide: function () {
                    return this.visible(false);
                },

                /**
       * Focuses the current control.
       *
       * @method focus
       * @return {tinymce.ui.Control} Current control instance.
       */
                focus: function () {
                    try {
                        this.getEl().focus();
                    } catch (ex) {
                        // Ignore IE error
                    }

                    return this;
                },

                /**
       * Blurs the current control.
       *
       * @method blur
       * @return {tinymce.ui.Control} Current control instance.
       */
                blur: function () {
                    this.getEl().blur();

                    return this;
                },

                /**
       * Sets the specified aria property.
       *
       * @method aria
       * @param {String} name Name of the aria property to set.
       * @param {String} value Value of the aria property.
       * @return {tinymce.ui.Control} Current control instance.
       */
                aria: function (name, value) {
                    var self = this, elm = self.getEl(self.ariaTarget);

                    if (typeof value === 'undefined') {
                        return self._aria[name];
                    }

                    self._aria[name] = value;

                    if (self.state.get('rendered')) {
                        elm.setAttribute(name == 'role' ? name : 'aria-' + name, value);
                    }

                    return self;
                },

                /**
       * Encodes the specified string with HTML entities. It will also
       * translate the string to different languages.
       *
       * @method encode
       * @param {String/Object/Array} text Text to entity encode.
       * @param {Boolean} [translate=true] False if the contents shouldn't be translated.
       * @return {String} Encoded and possible traslated string.
       */
                encode: function (text, translate) {
                    if (translate !== false) {
                        text = this.translate(text);
                    }

                    return (text || '').replace(/[&<>"]/g, function (match) {
                        return '&#' + match.charCodeAt(0) + ';';
                    });
                },

                /**
       * Returns the translated string.
       *
       * @method translate
       * @param {String} text Text to translate.
       * @return {String} Translated string or the same as the input.
       */
                translate: function (text) {
                    return Control.translate ? Control.translate(text) : text;
                },

                /**
       * Adds items before the current control.
       *
       * @method before
       * @param {Array/tinymce.ui.Collection} items Array of items to prepend before this control.
       * @return {tinymce.ui.Control} Current control instance.
       */
                before: function (items) {
                    var self = this, parent = self.parent();

                    if (parent) {
                        parent.insert(items, parent.items().indexOf(self), true);
                    }

                    return self;
                },

                /**
       * Adds items after the current control.
       *
       * @method after
       * @param {Array/tinymce.ui.Collection} items Array of items to append after this control.
       * @return {tinymce.ui.Control} Current control instance.
       */
                after: function (items) {
                    var self = this, parent = self.parent();

                    if (parent) {
                        parent.insert(items, parent.items().indexOf(self));
                    }

                    return self;
                },

                /**
       * Removes the current control from DOM and from UI collections.
       *
       * @method remove
       * @return {tinymce.ui.Control} Current control instance.
       */
                remove: function () {
                    var self = this, elm = self.getEl(), parent = self.parent(), newItems, i;

                    if (self.items) {
                        var controls = self.items().toArray();
                        i = controls.length;
                        while (i--) {
                            controls[i].remove();
                        }
                    }

                    if (parent && parent.items) {
                        newItems = [];

                        parent.items().each(function (item) {
                            if (item !== self) {
                                newItems.push(item);
                            }
                        });

                        parent.items().set(newItems);
                        parent._lastRect = null;
                    }

                    if (self._eventsRoot && self._eventsRoot == self) {
                        DomQuery(elm).off();
                    }

                    var lookup = self.getRoot().controlIdLookup;
                    if (lookup) {
                        delete lookup[self._id];
                    }

                    if (elm && elm.parentNode) {
                        elm.parentNode.removeChild(elm);
                    }

                    self.state.set('rendered', false);
                    self.state.destroy();

                    self.fire('remove');

                    return self;
                },

                /**
       * Renders the control before the specified element.
       *
       * @method renderBefore
       * @param {Element} elm Element to render before.
       * @return {tinymce.ui.Control} Current control instance.
       */
                renderBefore: function (elm) {
                    DomQuery(elm).before(this.renderHtml());
                    this.postRender();
                    return this;
                },

                /**
       * Renders the control to the specified element.
       *
       * @method renderBefore
       * @param {Element} elm Element to render to.
       * @return {tinymce.ui.Control} Current control instance.
       */
                renderTo: function (elm) {
                    DomQuery(elm || this.getContainerElm()).append(this.renderHtml());
                    this.postRender();
                    return this;
                },

                preRender: function () {
                },

                render: function () {
                },

                renderHtml: function () {
                    return '<div id="' + this._id + '" class="' + this.classes + '"></div>';
                },

                /**
       * Post render method. Called after the control has been rendered to the target.
       *
       * @method postRender
       * @return {tinymce.ui.Control} Current control instance.
       */
                postRender: function () {
                    var self = this, settings = self.settings, elm, box, parent, name, parentEventsRoot;

                    self.$el = DomQuery(self.getEl());
                    self.state.set('rendered', true);

                    // Bind on<event> settings
                    for (name in settings) {
                        if (name.indexOf('on') === 0) {
                            self.on(name.substr(2), settings[name]);
                        }
                    }

                    if (self._eventsRoot) {
                        for (parent = self.parent(); !parentEventsRoot && parent; parent = parent.parent()) {
                            parentEventsRoot = parent._eventsRoot;
                        }

                        if (parentEventsRoot) {
                            for (name in parentEventsRoot._nativeEvents) {
                                self._nativeEvents[name] = true;
                            }
                        }
                    }

                    bindPendingEvents(self);

                    if (settings.style) {
                        elm = self.getEl();
                        if (elm) {
                            elm.setAttribute('style', settings.style);
                            elm.style.cssText = settings.style;
                        }
                    }

                    if (self.settings.border) {
                        box = self.borderBox;
                        self.$el.css({
                            'border-top-width': box.top,
                            'border-right-width': box.right,
                            'border-bottom-width': box.bottom,
                            'border-left-width': box.left
                        });
                    }

                    // Add instance to lookup
                    var root = self.getRoot();
                    if (!root.controlIdLookup) {
                        root.controlIdLookup = {};
                    }

                    root.controlIdLookup[self._id] = self;

                    for (var key in self._aria) {
                        self.aria(key, self._aria[key]);
                    }

                    if (self.state.get('visible') === false) {
                        self.getEl().style.display = 'none';
                    }

                    self.bindStates();

                    self.state.on('change:visible', function (e) {
                        var state = e.value, parentCtrl;

                        if (self.state.get('rendered')) {
                            self.getEl().style.display = state === false ? 'none' : '';

                            // Need to force a reflow here on IE 8
                            self.getEl().getBoundingClientRect();
                        }

                        // Parent container needs to reflow
                        parentCtrl = self.parent();
                        if (parentCtrl) {
                            parentCtrl._lastRect = null;
                        }

                        self.fire(state ? 'show' : 'hide');

                        ReflowQueue.add(self);
                    });

                    self.fire('postrender', {}, false);
                },

                bindStates: function () {
                },

                /**
       * Scrolls the current control into view.
       *
       * @method scrollIntoView
       * @param {String} align Alignment in view top|center|bottom.
       * @return {tinymce.ui.Control} Current control instance.
       */
                scrollIntoView: function (align) {
                    function getOffset (elm, rootElm) {
                        var x, y, parent = elm;

                        x = y = 0;
                        while (parent && parent != rootElm && parent.nodeType) {
                            x += parent.offsetLeft || 0;
                            y += parent.offsetTop || 0;
                            parent = parent.offsetParent;
                        }

                        return { x: x, y: y };
                    }

                    var elm = this.getEl(), parentElm = elm.parentNode;
                    var x, y, width, height, parentWidth, parentHeight;
                    var pos = getOffset(elm, parentElm);

                    x = pos.x;
                    y = pos.y;
                    width = elm.offsetWidth;
                    height = elm.offsetHeight;
                    parentWidth = parentElm.clientWidth;
                    parentHeight = parentElm.clientHeight;

                    if (align == 'end') {
                        x -= parentWidth - width;
                        y -= parentHeight - height;
                    } else if (align == 'center') {
                        x -= (parentWidth / 2) - (width / 2);
                        y -= (parentHeight / 2) - (height / 2);
                    }

                    parentElm.scrollLeft = x;
                    parentElm.scrollTop = y;

                    return this;
                },

                getRoot: function () {
                    var ctrl = this, rootControl, parents = [];

                    while (ctrl) {
                        if (ctrl.rootControl) {
                            rootControl = ctrl.rootControl;
                            break;
                        }

                        parents.push(ctrl);
                        rootControl = ctrl;
                        ctrl = ctrl.parent();
                    }

                    if (!rootControl) {
                        rootControl = this;
                    }

                    var i = parents.length;
                    while (i--) {
                        parents[i].rootControl = rootControl;
                    }

                    return rootControl;
                },

                /**
       * Reflows the current control and it's parents.
       * This should be used after you for example append children to the current control so
       * that the layout managers know that they need to reposition everything.
       *
       * @example
       * container.append({type: 'button', text: 'My button'}).reflow();
       *
       * @method reflow
       * @return {tinymce.ui.Control} Current control instance.
       */
                reflow: function () {
                    ReflowQueue.remove(this);

                    var parent = this.parent();
                    if (parent && parent._layout && !parent._layout.isNative()) {
                        parent.reflow();
                    }

                    return this;
                }

                /**
       * Sets/gets the parent container for the control.
       *
       * @method parent
       * @param {tinymce.ui.Container} parent Optional parent to set.
       * @return {tinymce.ui.Control} Parent control or the current control on a set action.
       */
                // parent: function(parent) {} -- Generated

                /**
       * Sets/gets the text for the control.
       *
       * @method text
       * @param {String} value Value to set to control.
       * @return {String/tinymce.ui.Control} Current control on a set operation or current value on a get.
       */
                // text: function(value) {} -- Generated

                /**
       * Sets/gets the disabled state on the control.
       *
       * @method disabled
       * @param {Boolean} state Value to set to control.
       * @return {Boolean/tinymce.ui.Control} Current control on a set operation or current state on a get.
       */
                // disabled: function(state) {} -- Generated

                /**
       * Sets/gets the active for the control.
       *
       * @method active
       * @param {Boolean} state Value to set to control.
       * @return {Boolean/tinymce.ui.Control} Current control on a set operation or current state on a get.
       */
                // active: function(state) {} -- Generated

                /**
       * Sets/gets the name for the control.
       *
       * @method name
       * @param {String} value Value to set to control.
       * @return {String/tinymce.ui.Control} Current control on a set operation or current value on a get.
       */
                // name: function(value) {} -- Generated

                /**
       * Sets/gets the title for the control.
       *
       * @method title
       * @param {String} value Value to set to control.
       * @return {String/tinymce.ui.Control} Current control on a set operation or current value on a get.
       */
                // title: function(value) {} -- Generated

                /**
       * Sets/gets the visible for the control.
       *
       * @method visible
       * @param {Boolean} state Value to set to control.
       * @return {Boolean/tinymce.ui.Control} Current control on a set operation or current state on a get.
       */
                // visible: function(value) {} -- Generated
            };

            /**
     * Setup state properties.
     */
            Tools.each('text title visible disabled active value'.split(' '), function (name) {
                proto[name] = function (value) {
                    if (arguments.length === 0) {
                        return this.state.get(name);
                    }

                    if (typeof value !== 'undefined') {
                        this.state.set(name, value);
                    }

                    return this;
                };
            });

            Control = Class.extend(proto);

            function getEventDispatcher (obj) {
                if (!obj._eventDispatcher) {
                    obj._eventDispatcher = new EventDispatcher({
                        scope: obj,
                        toggleEvent: function (name, state) {
                            if (state && EventDispatcher.isNative(name)) {
                                if (!obj._nativeEvents) {
                                    obj._nativeEvents = {};
                                }

                                obj._nativeEvents[name] = true;

                                if (obj.state.get('rendered')) {
                                    bindPendingEvents(obj);
                                }
                            }
                        }
                    });
                }

                return obj._eventDispatcher;
            }

            function bindPendingEvents (eventCtrl) {
                var i, l, parents, eventRootCtrl, nativeEvents, name;

                function delegate (e) {
                    var control = eventCtrl.getParentCtrl(e.target);

                    if (control) {
                        control.fire(e.type, e);
                    }
                }

                function mouseLeaveHandler () {
                    var ctrl = eventRootCtrl._lastHoverCtrl;

                    if (ctrl) {
                        ctrl.fire('mouseleave', { target: ctrl.getEl() });

                        ctrl.parents().each(function (ctrl) {
                            ctrl.fire('mouseleave', { target: ctrl.getEl() });
                        });

                        eventRootCtrl._lastHoverCtrl = null;
                    }
                }

                function mouseEnterHandler (e) {
                    var ctrl = eventCtrl.getParentCtrl(e.target), lastCtrl = eventRootCtrl._lastHoverCtrl, idx = 0, i, parents, lastParents;

                    // Over on a new control
                    if (ctrl !== lastCtrl) {
                        eventRootCtrl._lastHoverCtrl = ctrl;

                        parents = ctrl.parents().toArray().reverse();
                        parents.push(ctrl);

                        if (lastCtrl) {
                            lastParents = lastCtrl.parents().toArray().reverse();
                            lastParents.push(lastCtrl);

                            for (idx = 0; idx < lastParents.length; idx++) {
                                if (parents[idx] !== lastParents[idx]) {
                                    break;
                                }
                            }

                            for (i = lastParents.length - 1; i >= idx; i--) {
                                lastCtrl = lastParents[i];
                                lastCtrl.fire('mouseleave', {
                                    target: lastCtrl.getEl()
                                });
                            }
                        }

                        for (i = idx; i < parents.length; i++) {
                            ctrl = parents[i];
                            ctrl.fire('mouseenter', {
                                target: ctrl.getEl()
                            });
                        }
                    }
                }

                function fixWheelEvent (e) {
                    e.preventDefault();

                    if (e.type == 'mousewheel') {
                        e.deltaY = -1 / 40 * e.wheelDelta;

                        if (e.wheelDeltaX) {
                            e.deltaX = -1 / 40 * e.wheelDeltaX;
                        }
                    } else {
                        e.deltaX = 0;
                        e.deltaY = e.detail;
                    }

                    e = eventCtrl.fire('wheel', e);
                }

                nativeEvents = eventCtrl._nativeEvents;
                if (nativeEvents) {
                    // Find event root element if it exists
                    parents = eventCtrl.parents().toArray();
                    parents.unshift(eventCtrl);
                    for (i = 0, l = parents.length; !eventRootCtrl && i < l; i++) {
                        eventRootCtrl = parents[i]._eventsRoot;
                    }

                    // Event root wasn't found the use the root control
                    if (!eventRootCtrl) {
                        eventRootCtrl = parents[parents.length - 1] || eventCtrl;
                    }

                    // Set the eventsRoot property on children that didn't have it
                    eventCtrl._eventsRoot = eventRootCtrl;
                    for (l = i, i = 0; i < l; i++) {
                        parents[i]._eventsRoot = eventRootCtrl;
                    }

                    var eventRootDelegates = eventRootCtrl._delegates;
                    if (!eventRootDelegates) {
                        eventRootDelegates = eventRootCtrl._delegates = {};
                    }

                    // Bind native event delegates
                    for (name in nativeEvents) {
                        if (!nativeEvents) {
                            return false;
                        }

                        if (name === 'wheel' && !hasWheelEventSupport) {
                            if (hasMouseWheelEventSupport) {
                                DomQuery(eventCtrl.getEl()).on('mousewheel', fixWheelEvent);
                            } else {
                                DomQuery(eventCtrl.getEl()).on('DOMMouseScroll', fixWheelEvent);
                            }

                            continue;
                        }

                        // Special treatment for mousenter/mouseleave since these doesn't bubble
                        if (name === 'mouseenter' || name === 'mouseleave') {
                            // Fake mousenter/mouseleave
                            if (!eventRootCtrl._hasMouseEnter) {
                                DomQuery(eventRootCtrl.getEl()).on('mouseleave', mouseLeaveHandler).on('mouseover', mouseEnterHandler);
                                eventRootCtrl._hasMouseEnter = 1;
                            }
                        } else if (!eventRootDelegates[name]) {
                            DomQuery(eventRootCtrl.getEl()).on(name, delegate);
                            eventRootDelegates[name] = true;
                        }

                        // Remove the event once it's bound
                        nativeEvents[name] = false;
                    }
                }
            }

            return Control;
        }
    );

    /**
 * Movable.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Movable mixin. Makes controls movable absolute and relative to other elements.
 *
 * @mixin tinymce.ui.Movable
 */
    define(
        'tinymce.ui.Movable',
        [
            'global!document',
            'global!window',
            'tinymce.ui.DomUtils'
        ],
        function (document, window, DomUtils) {
            'use strict';

            function calculateRelativePosition (ctrl, targetElm, rel) {
                var ctrlElm, pos, x, y, selfW, selfH, targetW, targetH, viewport, size;

                viewport = DomUtils.getViewPort();

                // Get pos of target
                pos = DomUtils.getPos(targetElm);
                x = pos.x;
                y = pos.y;

                if (ctrl.state.get('fixed') && DomUtils.getRuntimeStyle(document.body, 'position') == 'static') {
                    x -= viewport.x;
                    y -= viewport.y;
                }

                // Get size of self
                ctrlElm = ctrl.getEl();
                size = DomUtils.getSize(ctrlElm);
                selfW = size.width;
                selfH = size.height;

                // Get size of target
                size = DomUtils.getSize(targetElm);
                targetW = size.width;
                targetH = size.height;

                // Parse align string
                rel = (rel || '').split('');

                // Target corners
                if (rel[0] === 'b') {
                    y += targetH;
                }

                if (rel[1] === 'r') {
                    x += targetW;
                }

                if (rel[0] === 'c') {
                    y += Math.round(targetH / 2);
                }

                if (rel[1] === 'c') {
                    x += Math.round(targetW / 2);
                }

                // Self corners
                if (rel[3] === 'b') {
                    y -= selfH;
                }

                if (rel[4] === 'r') {
                    x -= selfW;
                }

                if (rel[3] === 'c') {
                    y -= Math.round(selfH / 2);
                }

                if (rel[4] === 'c') {
                    x -= Math.round(selfW / 2);
                }

                return {
                    x: x,
                    y: y,
                    w: selfW,
                    h: selfH
                };
            }

            return {
                /**
       * Tests various positions to get the most suitable one.
       *
       * @method testMoveRel
       * @param {DOMElement} elm Element to position against.
       * @param {Array} rels Array with relative positions.
       * @return {String} Best suitable relative position.
       */
                testMoveRel: function (elm, rels) {
                    var viewPortRect = DomUtils.getViewPort();

                    for (var i = 0; i < rels.length; i++) {
                        var pos = calculateRelativePosition(this, elm, rels[i]);

                        if (this.state.get('fixed')) {
                            if (pos.x > 0 && pos.x + pos.w < viewPortRect.w && pos.y > 0 && pos.y + pos.h < viewPortRect.h) {
                                return rels[i];
                            }
                        } else {
                            if (pos.x > viewPortRect.x && pos.x + pos.w < viewPortRect.w + viewPortRect.x &&
              pos.y > viewPortRect.y && pos.y + pos.h < viewPortRect.h + viewPortRect.y) {
                                return rels[i];
                            }
                        }
                    }

                    return rels[0];
                },

                /**
       * Move relative to the specified element.
       *
       * @method moveRel
       * @param {Element} elm Element to move relative to.
       * @param {String} rel Relative mode. For example: br-tl.
       * @return {tinymce.ui.Control} Current control instance.
       */
                moveRel: function (elm, rel) {
                    if (typeof rel !== 'string') {
                        rel = this.testMoveRel(elm, rel);
                    }

                    var pos = calculateRelativePosition(this, elm, rel);
                    return this.moveTo(pos.x, pos.y);
                },

                /**
       * Move by a relative x, y values.
       *
       * @method moveBy
       * @param {Number} dx Relative x position.
       * @param {Number} dy Relative y position.
       * @return {tinymce.ui.Control} Current control instance.
       */
                moveBy: function (dx, dy) {
                    var self = this, rect = self.layoutRect();

                    self.moveTo(rect.x + dx, rect.y + dy);

                    return self;
                },

                /**
       * Move to absolute position.
       *
       * @method moveTo
       * @param {Number} x Absolute x position.
       * @param {Number} y Absolute y position.
       * @return {tinymce.ui.Control} Current control instance.
       */
                moveTo: function (x, y) {
                    var self = this;

                    // TODO: Move this to some global class
                    function constrain (value, max, size) {
                        if (value < 0) {
                            return 0;
                        }

                        if (value + size > max) {
                            value = max - size;
                            return value < 0 ? 0 : value;
                        }

                        return value;
                    }

                    if (self.settings.constrainToViewport) {
                        var viewPortRect = DomUtils.getViewPort(window);
                        var layoutRect = self.layoutRect();

                        x = constrain(x, viewPortRect.w + viewPortRect.x, layoutRect.w);
                        y = constrain(y, viewPortRect.h + viewPortRect.y, layoutRect.h);
                    }

                    if (self.state.get('rendered')) {
                        self.layoutRect({ x: x, y: y }).repaint();
                    } else {
                        self.settings.x = x;
                        self.settings.y = y;
                    }

                    self.fire('move', { x: x, y: y });

                    return self;
                }
            };
        }
    );
    /**
 * Tooltip.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Creates a tooltip instance.
 *
 * @-x-less ToolTip.less
 * @class tinymce.ui.ToolTip
 * @extends tinymce.ui.Control
 * @mixes tinymce.ui.Movable
 */
    define(
        'tinymce.ui.Tooltip',
        [
            'tinymce.ui.Control',
            'tinymce.ui.Movable'
        ],
        function (Control, Movable) {
            return Control.extend({
                Mixins: [Movable],

                Defaults: {
                    classes: 'widget tooltip tooltip-n'
                },

                /**
       * Renders the control as a HTML string.
       *
       * @method renderHtml
       * @return {String} HTML representing the control.
       */
                renderHtml: function () {
                    var self = this, prefix = self.classPrefix;

                    return (
                        '<div id="' + self._id + '" class="' + self.classes + '" role="presentation">' +
          '<div class="' + prefix + 'tooltip-arrow"></div>' +
          '<div class="' + prefix + 'tooltip-inner">' + self.encode(self.state.get('text')) + '</div>' +
          '</div>'
                    );
                },

                bindStates: function () {
                    var self = this;

                    self.state.on('change:text', function (e) {
                        self.getEl().lastChild.innerHTML = self.encode(e.value);
                    });

                    return self._super();
                },

                /**
       * Repaints the control after a layout operation.
       *
       * @method repaint
       */
                repaint: function () {
                    var self = this, style, rect;

                    style = self.getEl().style;
                    rect = self._layoutRect;

                    style.left = rect.x + 'px';
                    style.top = rect.y + 'px';
                    style.zIndex = 0xFFFF + 0xFFFF;
                }
            });
        }
    );
    /**
 * Widget.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Widget base class a widget is a control that has a tooltip and some basic states.
 *
 * @class tinymce.ui.Widget
 * @extends tinymce.ui.Control
 */
    define(
        'tinymce.ui.Widget',
        [
            'tinymce.ui.Control',
            'tinymce.ui.Tooltip'
        ],
        function (Control, Tooltip) {
            'use strict';

            var tooltip;

            var Widget = Control.extend({
                /**
       * Constructs a instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       * @setting {String} tooltip Tooltip text to display when hovering.
       * @setting {Boolean} autofocus True if the control should be focused when rendered.
       * @setting {String} text Text to display inside widget.
       */
                init: function (settings) {
                    var self = this;

                    self._super(settings);
                    settings = self.settings;
                    self.canFocus = true;

                    if (settings.tooltip && Widget.tooltips !== false) {
                        self.on('mouseenter', function (e) {
                            var tooltip = self.tooltip().moveTo(-0xFFFF);

                            if (e.control == self) {
                                var rel = tooltip.text(settings.tooltip).show().testMoveRel(self.getEl(), ['bc-tc', 'bc-tl', 'bc-tr']);

                                tooltip.classes.toggle('tooltip-n', rel == 'bc-tc');
                                tooltip.classes.toggle('tooltip-nw', rel == 'bc-tl');
                                tooltip.classes.toggle('tooltip-ne', rel == 'bc-tr');

                                tooltip.moveRel(self.getEl(), rel);
                            } else {
                                tooltip.hide();
                            }
                        });

                        self.on('mouseleave mousedown click', function () {
                            self.tooltip().hide();
                        });
                    }

                    self.aria('label', settings.ariaLabel || settings.tooltip);
                },

                /**
       * Returns the current tooltip instance.
       *
       * @method tooltip
       * @return {tinymce.ui.Tooltip} Tooltip instance.
       */
                tooltip: function () {
                    if (!tooltip) {
                        tooltip = new Tooltip({ type: 'tooltip' });
                        tooltip.renderTo();
                    }

                    return tooltip;
                },

                /**
       * Called after the control has been rendered.
       *
       * @method postRender
       */
                postRender: function () {
                    var self = this, settings = self.settings;

                    self._super();

                    if (!self.parent() && (settings.width || settings.height)) {
                        self.initLayoutRect();
                        self.repaint();
                    }

                    if (settings.autofocus) {
                        self.focus();
                    }
                },

                bindStates: function () {
                    var self = this;

                    function disable (state) {
                        self.aria('disabled', state);
                        self.classes.toggle('disabled', state);
                    }

                    function active (state) {
                        self.aria('pressed', state);
                        self.classes.toggle('active', state);
                    }

                    self.state.on('change:disabled', function (e) {
                        disable(e.value);
                    });

                    self.state.on('change:active', function (e) {
                        active(e.value);
                    });

                    if (self.state.get('disabled')) {
                        disable(true);
                    }

                    if (self.state.get('active')) {
                        active(true);
                    }

                    return self._super();
                },

                /**
       * Removes the current control from DOM and from UI collections.
       *
       * @method remove
       * @return {tinymce.ui.Control} Current control instance.
       */
                remove: function () {
                    this._super();

                    if (tooltip) {
                        tooltip.remove();
                        tooltip = null;
                    }
                }
            });

            return Widget;
        }
    );

    /**
 * Progress.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Progress control.
 *
 * @-x-less Progress.less
 * @class tinymce.ui.Progress
 * @extends tinymce.ui.Control
 */
    define(
        'tinymce.ui.Progress',
        [
            'tinymce.ui.Widget'
        ],
        function (Widget) {
            'use strict';

            return Widget.extend({
                Defaults: {
                    value: 0
                },

                init: function (settings) {
                    var self = this;

                    self._super(settings);
                    self.classes.add('progress');

                    if (!self.settings.filter) {
                        self.settings.filter = function (value) {
                            return Math.round(value);
                        };
                    }
                },

                renderHtml: function () {
                    var self = this, id = self._id, prefix = this.classPrefix;

                    return (
                        '<div id="' + id + '" class="' + self.classes + '">' +
          '<div class="' + prefix + 'bar-container">' +
          '<div class="' + prefix + 'bar"></div>' +
          '</div>' +
          '<div class="' + prefix + 'text">0%</div>' +
          '</div>'
                    );
                },

                postRender: function () {
                    var self = this;

                    self._super();
                    self.value(self.settings.value);

                    return self;
                },

                bindStates: function () {
                    var self = this;

                    function setValue (value) {
                        value = self.settings.filter(value);
                        self.getEl().lastChild.innerHTML = value + '%';
                        self.getEl().firstChild.firstChild.style.width = value + '%';
                    }

                    self.state.on('change:value', function (e) {
                        setValue(e.value);
                    });

                    setValue(self.state.get('value'));

                    return self._super();
                }
            });
        }
    );
    /**
 * Notification.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Creates a notification instance.
 *
 * @-x-less Notification.less
 * @class tinymce.ui.Notification
 * @extends tinymce.ui.Container
 * @mixes tinymce.ui.Movable
 */
    define(
        'tinymce.ui.Notification',
        [
            'tinymce.ui.Control',
            'tinymce.ui.Movable',
            'tinymce.ui.Progress',
            'tinymce.core.util.Delay'
        ],
        function (Control, Movable, Progress, Delay) {
            var updateLiveRegion = function (ctx, text) {
                ctx.getEl().lastChild.textContent = text + (ctx.progressBar ? ' ' + ctx.progressBar.value() + '%' : '');
            };

            return Control.extend({
                Mixins: [Movable],

                Defaults: {
                    classes: 'widget notification'
                },

                init: function (settings) {
                    var self = this;

                    self._super(settings);

                    self.maxWidth = settings.maxWidth;

                    if (settings.text) {
                        self.text(settings.text);
                    }

                    if (settings.icon) {
                        self.icon = settings.icon;
                    }

                    if (settings.color) {
                        self.color = settings.color;
                    }

                    if (settings.type) {
                        self.classes.add('notification-' + settings.type);
                    }

                    if (settings.timeout && (settings.timeout < 0 || settings.timeout > 0) && !settings.closeButton) {
                        self.closeButton = false;
                    } else {
                        self.classes.add('has-close');
                        self.closeButton = true;
                    }

                    if (settings.progressBar) {
                        self.progressBar = new Progress();
                    }

                    self.on('click', function (e) {
                        if (e.target.className.indexOf(self.classPrefix + 'close') != -1) {
                            self.close();
                        }
                    });
                },

                /**
       * Renders the control as a HTML string.
       *
       * @method renderHtml
       * @return {String} HTML representing the control.
       */
                renderHtml: function () {
                    var self = this, prefix = self.classPrefix, icon = '', closeButton = '', progressBar = '', notificationStyle = '';

                    if (self.icon) {
                        icon = '<i class="' + prefix + 'ico' + ' ' + prefix + 'i-' + self.icon + '"></i>';
                    }

                    notificationStyle = ' style="max-width: ' + self.maxWidth + 'px;' + (self.color ? 'background-color: ' + self.color + ';"' : '"');

                    if (self.closeButton) {
                        closeButton = '<button type="button" class="' + prefix + 'close" aria-hidden="true">\u00d7</button>';
                    }

                    if (self.progressBar) {
                        progressBar = self.progressBar.renderHtml();
                    }

                    return (
                        '<div id="' + self._id + '" class="' + self.classes + '"' + notificationStyle + ' role="presentation">' +
          icon +
          '<div class="' + prefix + 'notification-inner">' + self.state.get('text') + '</div>' +
          progressBar +
          closeButton +
          '<div style="clip: rect(1px, 1px, 1px, 1px);height: 1px;overflow: hidden;position: absolute;width: 1px;"' +
          ' aria-live="assertive" aria-relevant="additions" aria-atomic="true"></div>' +
          '</div>'
                    );
                },

                postRender: function () {
                    var self = this;

                    Delay.setTimeout(function () {
                        self.$el.addClass(self.classPrefix + 'in');
                        updateLiveRegion(self, self.state.get('text'));
                    }, 100);

                    return self._super();
                },

                bindStates: function () {
                    var self = this;

                    self.state.on('change:text', function (e) {
                        self.getEl().firstChild.innerHTML = e.value;
                        updateLiveRegion(self, e.value);
                    });
                    if (self.progressBar) {
                        self.progressBar.bindStates();
                        self.progressBar.state.on('change:value', function (e) {
                            updateLiveRegion(self, self.state.get('text'));
                        });
                    }
                    return self._super();
                },

                close: function () {
                    var self = this;

                    if (!self.fire('close').isDefaultPrevented()) {
                        self.remove();
                    }

                    return self;
                },

                /**
       * Repaints the control after a layout operation.
       *
       * @method repaint
       */
                repaint: function () {
                    var self = this, style, rect;

                    style = self.getEl().style;
                    rect = self._layoutRect;

                    style.left = rect.x + 'px';
                    style.top = rect.y + 'px';

                    // Hardcoded arbitrary z-value because we want the
                    // notifications under the other windows
                    style.zIndex = 0xFFFF - 1;
                }
            });
        }
    );
    /**
 * NotificationManagerImpl.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.ui.NotificationManagerImpl',
        [
            'ephox.katamari.api.Arr',
            'global!setTimeout',
            'tinymce.core.util.Tools',
            'tinymce.ui.DomUtils',
            'tinymce.ui.Notification'
        ],
        function (Arr, setTimeout, Tools, DomUtils, Notification) {
            return function (editor) {
                var getEditorContainer = function (editor) {
                    return editor.inline ? editor.getElement() : editor.getContentAreaContainer();
                };

                var getContainerWidth = function () {
                    var container = getEditorContainer(editor);
                    return DomUtils.getSize(container).width;
                };

                // Since the viewport will change based on the present notifications, we need to move them all to the
                // top left of the viewport to give an accurate size measurement so we can position them later.
                var prePositionNotifications = function (notifications) {
                    Arr.each(notifications, function (notification) {
                        notification.moveTo(0, 0);
                    });
                };

                var positionNotifications = function (notifications) {
                    if (notifications.length > 0) {
                        var firstItem = notifications.slice(0, 1)[0];
                        var container = getEditorContainer(editor);
                        firstItem.moveRel(container, 'tc-tc');
                        Arr.each(notifications, function (notification, index) {
                            if (index > 0) {
                                notification.moveRel(notifications[index - 1].getEl(), 'bc-tc');
                            }
                        });
                    }
                };

                var reposition = function (notifications) {
                    prePositionNotifications(notifications);
                    positionNotifications(notifications);
                };

                var open = function (args, closeCallback) {
                    var extendedArgs = Tools.extend(args, { maxWidth: getContainerWidth() });
                    var notif = new Notification(extendedArgs);
                    notif.args = extendedArgs;

                    // If we have a timeout value
                    if (extendedArgs.timeout > 0) {
                        notif.timer = setTimeout(function () {
                            notif.close();
                            closeCallback();
                        }, extendedArgs.timeout);
                    }

                    notif.on('close', function () {
                        closeCallback();
                    });

                    notif.renderTo();

                    return notif;
                };

                var close = function (notification) {
                    notification.close();
                };

                var getArgs = function (notification) {
                    return notification.args;
                };

                return {
                    open: open,
                    close: close,
                    reposition: reposition,
                    getArgs: getArgs
                };
            };
        }
    );

    /**
 * DragHelper.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Drag/drop helper class.
 *
 * @example
 * var dragHelper = new tinymce.ui.DragHelper('mydiv', {
 *     start: function(document, window, evt) {
 *     },
 *
 *     drag: function(evt) {
 *     },
 *
 *     end: function(evt) {
 *     }
 * });
 *
 * @class tinymce.ui.DragHelper
 */
    define(
        'tinymce.ui.DragHelper',
        [
            'global!document',
            'global!window',
            'tinymce.core.dom.DomQuery'
        ],
        function (document, window, DomQuery) {
            'use strict';

            function getDocumentSize (doc) {
                var documentElement, body, scrollWidth, clientWidth;
                var offsetWidth, scrollHeight, clientHeight, offsetHeight, max = Math.max;

                documentElement = doc.documentElement;
                body = doc.body;

                scrollWidth = max(documentElement.scrollWidth, body.scrollWidth);
                clientWidth = max(documentElement.clientWidth, body.clientWidth);
                offsetWidth = max(documentElement.offsetWidth, body.offsetWidth);

                scrollHeight = max(documentElement.scrollHeight, body.scrollHeight);
                clientHeight = max(documentElement.clientHeight, body.clientHeight);
                offsetHeight = max(documentElement.offsetHeight, body.offsetHeight);

                return {
                    width: scrollWidth < offsetWidth ? clientWidth : scrollWidth,
                    height: scrollHeight < offsetHeight ? clientHeight : scrollHeight
                };
            }

            function updateWithTouchData (e) {
                var keys, i;

                if (e.changedTouches) {
                    keys = 'screenX screenY pageX pageY clientX clientY'.split(' ');
                    for (i = 0; i < keys.length; i++) {
                        e[keys[i]] = e.changedTouches[0][keys[i]];
                    }
                }
            }

            return function (id, settings) {
                var $eventOverlay, doc = settings.document || document, downButton, start, stop, drag, startX, startY;

                settings = settings || {};

                function getHandleElm () {
                    return doc.getElementById(settings.handle || id);
                }

                start = function (e) {
                    var docSize = getDocumentSize(doc), handleElm, cursor;

                    updateWithTouchData(e);

                    e.preventDefault();
                    downButton = e.button;
                    handleElm = getHandleElm();
                    startX = e.screenX;
                    startY = e.screenY;

                    // Grab cursor from handle so we can place it on overlay
                    if (window.getComputedStyle) {
                        cursor = window.getComputedStyle(handleElm, null).getPropertyValue('cursor');
                    } else {
                        cursor = handleElm.runtimeStyle.cursor;
                    }

                    $eventOverlay = DomQuery('<div></div>').css({
                        position: 'absolute',
                        top: 0,
                        left: 0,
                        width: docSize.width,
                        height: docSize.height,
                        zIndex: 0x7FFFFFFF,
                        opacity: 0.0001,
                        cursor: cursor
                    }).appendTo(doc.body);

                    DomQuery(doc).on('mousemove touchmove', drag).on('mouseup touchend', stop);

                    settings.start(e);
                };

                drag = function (e) {
                    updateWithTouchData(e);

                    if (e.button !== downButton) {
                        return stop(e);
                    }

                    e.deltaX = e.screenX - startX;
                    e.deltaY = e.screenY - startY;

                    e.preventDefault();
                    settings.drag(e);
                };

                stop = function (e) {
                    updateWithTouchData(e);

                    DomQuery(doc).off('mousemove touchmove', drag).off('mouseup touchend', stop);

                    $eventOverlay.remove();

                    if (settings.stop) {
                        settings.stop(e);
                    }
                };

                /**
       * Destroys the drag/drop helper instance.
       *
       * @method destroy
       */
                this.destroy = function () {
                    DomQuery(getHandleElm()).off();
                };

                DomQuery(getHandleElm()).on('mousedown touchstart', start);
            };
        }
    );
    /**
 * ResolveGlobal.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.core.ui.Factory',
        [
            'global!tinymce.util.Tools.resolve'
        ],
        function (resolve) {
            return resolve('tinymce.ui.Factory');
        }
    );

    /**
 * KeyboardNavigation.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This class handles keyboard navigation of controls and elements.
 *
 * @class tinymce.ui.KeyboardNavigation
 */
    define(
        'tinymce.ui.KeyboardNavigation',
        [
            'global!document'
        ],
        function (document) {
            'use strict';

            var hasTabstopData = function (elm) {
                return !!elm.getAttribute('data-mce-tabstop');
            };

            /**
     * This class handles all keyboard navigation for WAI-ARIA support. Each root container
     * gets an instance of this class.
     *
     * @constructor
     */
            return function (settings) {
                var root = settings.root, focusedElement, focusedControl;

                function isElement (node) {
                    return node && node.nodeType === 1;
                }

                try {
                    focusedElement = document.activeElement;
                } catch (ex) {
                    // IE sometimes fails to return a proper element
                    focusedElement = document.body;
                }

                focusedControl = root.getParentCtrl(focusedElement);

                /**
       * Returns the currently focused elements wai aria role of the currently
       * focused element or specified element.
       *
       * @private
       * @param {Element} elm Optional element to get role from.
       * @return {String} Role of specified element.
       */
                function getRole (elm) {
                    elm = elm || focusedElement;

                    if (isElement(elm)) {
                        return elm.getAttribute('role');
                    }

                    return null;
                }

                /**
       * Returns the wai role of the parent element of the currently
       * focused element or specified element.
       *
       * @private
       * @param {Element} elm Optional element to get parent role from.
       * @return {String} Role of the first parent that has a role.
       */
                function getParentRole (elm) {
                    var role, parent = elm || focusedElement;

                    while ((parent = parent.parentNode)) {
                        if ((role = getRole(parent))) {
                            return role;
                        }
                    }
                }

                /**
       * Returns a wai aria property by name for example aria-selected.
       *
       * @private
       * @param {String} name Name of the aria property to get for example "disabled".
       * @return {String} Aria property value.
       */
                function getAriaProp (name) {
                    var elm = focusedElement;

                    if (isElement(elm)) {
                        return elm.getAttribute('aria-' + name);
                    }
                }

                /**
       * Is the element a text input element or not.
       *
       * @private
       * @param {Element} elm Element to check if it's an text input element or not.
       * @return {Boolean} True/false if the element is a text element or not.
       */
                function isTextInputElement (elm) {
                    var tagName = elm.tagName.toUpperCase();

                    // Notice: since type can be "email" etc we don't check the type
                    // So all input elements gets treated as text input elements
                    return tagName == 'INPUT' || tagName == 'TEXTAREA' || tagName == 'SELECT';
                }

                /**
       * Returns true/false if the specified element can be focused or not.
       *
       * @private
       * @param {Element} elm DOM element to check if it can be focused or not.
       * @return {Boolean} True/false if the element can have focus.
       */
                function canFocus (elm) {
                    if (isTextInputElement(elm) && !elm.hidden) {
                        return true;
                    }

                    if (hasTabstopData(elm)) {
                        return true;
                    }

                    if (/^(button|menuitem|checkbox|tab|menuitemcheckbox|option|gridcell|slider)$/.test(getRole(elm))) {
                        return true;
                    }

                    return false;
                }

                /**
       * Returns an array of focusable visible elements within the specified container element.
       *
       * @private
       * @param {Element} elm DOM element to find focusable elements within.
       * @return {Array} Array of focusable elements.
       */
                function getFocusElements (elm) {
                    var elements = [];

                    function collect (elm) {
                        if (elm.nodeType != 1 || elm.style.display == 'none' || elm.disabled) {
                            return;
                        }

                        if (canFocus(elm)) {
                            elements.push(elm);
                        }

                        for (var i = 0; i < elm.childNodes.length; i++) {
                            collect(elm.childNodes[i]);
                        }
                    }

                    collect(elm || root.getEl());

                    return elements;
                }

                /**
       * Returns the navigation root control for the specified control. The navigation root
       * is the control that the keyboard navigation gets scoped to for example a menubar or toolbar group.
       * It will look for parents of the specified target control or the currently focused control if this option is omitted.
       *
       * @private
       * @param {tinymce.ui.Control} targetControl Optional target control to find root of.
       * @return {tinymce.ui.Control} Navigation root control.
       */
                function getNavigationRoot (targetControl) {
                    var navigationRoot, controls;

                    targetControl = targetControl || focusedControl;
                    controls = targetControl.parents().toArray();
                    controls.unshift(targetControl);

                    for (var i = 0; i < controls.length; i++) {
                        navigationRoot = controls[i];

                        if (navigationRoot.settings.ariaRoot) {
                            break;
                        }
                    }

                    return navigationRoot;
                }

                /**
       * Focuses the first item in the specified targetControl element or the last aria index if the
       * navigation root has the ariaRemember option enabled.
       *
       * @private
       * @param {tinymce.ui.Control} targetControl Target control to focus the first item in.
       */
                function focusFirst (targetControl) {
                    var navigationRoot = getNavigationRoot(targetControl);
                    var focusElements = getFocusElements(navigationRoot.getEl());

                    if (navigationRoot.settings.ariaRemember && 'lastAriaIndex' in navigationRoot) {
                        moveFocusToIndex(navigationRoot.lastAriaIndex, focusElements);
                    } else {
                        moveFocusToIndex(0, focusElements);
                    }
                }

                /**
       * Moves the focus to the specified index within the elements list.
       * This will scope the index to the size of the element list if it changed.
       *
       * @private
       * @param {Number} idx Specified index to move to.
       * @param {Array} elements Array with dom elements to move focus within.
       * @return {Number} Input index or a changed index if it was out of range.
       */
                function moveFocusToIndex (idx, elements) {
                    if (idx < 0) {
                        idx = elements.length - 1;
                    } else if (idx >= elements.length) {
                        idx = 0;
                    }

                    if (elements[idx]) {
                        elements[idx].focus();
                    }

                    return idx;
                }

                /**
       * Moves the focus forwards or backwards.
       *
       * @private
       * @param {Number} dir Direction to move in positive means forward, negative means backwards.
       * @param {Array} elements Optional array of elements to move within defaults to the current navigation roots elements.
       */
                function moveFocus (dir, elements) {
                    var idx = -1, navigationRoot = getNavigationRoot();

                    elements = elements || getFocusElements(navigationRoot.getEl());

                    for (var i = 0; i < elements.length; i++) {
                        if (elements[i] === focusedElement) {
                            idx = i;
                        }
                    }

                    idx += dir;
                    navigationRoot.lastAriaIndex = moveFocusToIndex(idx, elements);
                }

                /**
       * Moves the focus to the left this is called by the left key.
       *
       * @private
       */
                function left () {
                    var parentRole = getParentRole();

                    if (parentRole == 'tablist') {
                        moveFocus(-1, getFocusElements(focusedElement.parentNode));
                    } else if (focusedControl.parent().submenu) {
                        cancel();
                    } else {
                        moveFocus(-1);
                    }
                }

                /**
       * Moves the focus to the right this is called by the right key.
       *
       * @private
       */
                function right () {
                    var role = getRole(), parentRole = getParentRole();

                    if (parentRole == 'tablist') {
                        moveFocus(1, getFocusElements(focusedElement.parentNode));
                    } else if (role == 'menuitem' && parentRole == 'menu' && getAriaProp('haspopup')) {
                        enter();
                    } else {
                        moveFocus(1);
                    }
                }

                /**
       * Moves the focus to the up this is called by the up key.
       *
       * @private
       */
                function up () {
                    moveFocus(-1);
                }

                /**
       * Moves the focus to the up this is called by the down key.
       *
       * @private
       */
                function down () {
                    var role = getRole(), parentRole = getParentRole();

                    if (role == 'menuitem' && parentRole == 'menubar') {
                        enter();
                    } else if (role == 'button' && getAriaProp('haspopup')) {
                        enter({ key: 'down' });
                    } else {
                        moveFocus(1);
                    }
                }

                /**
       * Moves the focus to the next item or previous item depending on shift key.
       *
       * @private
       * @param {DOMEvent} e DOM event object.
       */
                function tab (e) {
                    var parentRole = getParentRole();

                    if (parentRole == 'tablist') {
                        var elm = getFocusElements(focusedControl.getEl('body'))[0];

                        if (elm) {
                            elm.focus();
                        }
                    } else {
                        moveFocus(e.shiftKey ? -1 : 1);
                    }
                }

                /**
       * Calls the cancel event on the currently focused control. This is normally done using the Esc key.
       *
       * @private
       */
                function cancel () {
                    focusedControl.fire('cancel');
                }

                /**
       * Calls the click event on the currently focused control. This is normally done using the Enter/Space keys.
       *
       * @private
       * @param {Object} aria Optional aria data to pass along with the enter event.
       */
                function enter (aria) {
                    aria = aria || {};
                    focusedControl.fire('click', { target: focusedElement, aria: aria });
                }

                root.on('keydown', function (e) {
                    function handleNonTabOrEscEvent (e, handler) {
                        // Ignore non tab keys for text elements
                        if (isTextInputElement(focusedElement) || hasTabstopData(focusedElement)) {
                            return;
                        }

                        if (getRole(focusedElement) === 'slider') {
                            return;
                        }

                        if (handler(e) !== false) {
                            e.preventDefault();
                        }
                    }

                    if (e.isDefaultPrevented()) {
                        return;
                    }

                    switch (e.keyCode) {
                        case 37: // DOM_VK_LEFT
                            handleNonTabOrEscEvent(e, left);
                            break;

                        case 39: // DOM_VK_RIGHT
                            handleNonTabOrEscEvent(e, right);
                            break;

                        case 38: // DOM_VK_UP
                            handleNonTabOrEscEvent(e, up);
                            break;

                        case 40: // DOM_VK_DOWN
                            handleNonTabOrEscEvent(e, down);
                            break;

                        case 27: // DOM_VK_ESCAPE
                            cancel();
                            break;

                        case 14: // DOM_VK_ENTER
                        case 13: // DOM_VK_RETURN
                        case 32: // DOM_VK_SPACE
                            handleNonTabOrEscEvent(e, enter);
                            break;

                        case 9: // DOM_VK_TAB
                            if (tab(e) !== false) {
                                e.preventDefault();
                            }
                            break;
                    }
                });

                root.on('focusin', function (e) {
                    focusedElement = e.target;
                    focusedControl = e.control;
                });

                return {
                    focusFirst: focusFirst
                };
            };
        }
    );
    /**
 * Container.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Container control. This is extended by all controls that can have
 * children such as panels etc. You can also use this class directly as an
 * generic container instance. The container doesn't have any specific role or style.
 *
 * @-x-less Container.less
 * @class tinymce.ui.Container
 * @extends tinymce.ui.Control
 */
    define(
        'tinymce.ui.Container',
        [
            'tinymce.ui.Control',
            'tinymce.ui.Collection',
            'tinymce.ui.Selector',
            'tinymce.core.ui.Factory',
            'tinymce.ui.KeyboardNavigation',
            'tinymce.core.util.Tools',
            'tinymce.core.dom.DomQuery',
            'tinymce.ui.ClassList',
            'tinymce.ui.ReflowQueue'
        ],
        function (Control, Collection, Selector, Factory, KeyboardNavigation, Tools, $, ClassList, ReflowQueue) {
            'use strict';

            var selectorCache = {};

            return Control.extend({
                /**
       * Constructs a new control instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       * @setting {Array} items Items to add to container in JSON format or control instances.
       * @setting {String} layout Layout manager by name to use.
       * @setting {Object} defaults Default settings to apply to all items.
       */
                init: function (settings) {
                    var self = this;

                    self._super(settings);
                    settings = self.settings;

                    if (settings.fixed) {
                        self.state.set('fixed', true);
                    }

                    self._items = new Collection();

                    if (self.isRtl()) {
                        self.classes.add('rtl');
                    }

                    self.bodyClasses = new ClassList(function () {
                        if (self.state.get('rendered')) {
                            self.getEl('body').className = this.toString();
                        }
                    });
                    self.bodyClasses.prefix = self.classPrefix;

                    self.classes.add('container');
                    self.bodyClasses.add('container-body');

                    if (settings.containerCls) {
                        self.classes.add(settings.containerCls);
                    }

                    self._layout = Factory.create((settings.layout || '') + 'layout');

                    if (self.settings.items) {
                        self.add(self.settings.items);
                    } else {
                        self.add(self.render());
                    }

                    // TODO: Fix this!
                    self._hasBody = true;
                },

                /**
       * Returns a collection of child items that the container currently have.
       *
       * @method items
       * @return {tinymce.ui.Collection} Control collection direct child controls.
       */
                items: function () {
                    return this._items;
                },

                /**
       * Find child controls by selector.
       *
       * @method find
       * @param {String} selector Selector CSS pattern to find children by.
       * @return {tinymce.ui.Collection} Control collection with child controls.
       */
                find: function (selector) {
                    selector = selectorCache[selector] = selectorCache[selector] || new Selector(selector);

                    return selector.find(this);
                },

                /**
       * Adds one or many items to the current container. This will create instances of
       * the object representations if needed.
       *
       * @method add
       * @param {Array/Object/tinymce.ui.Control} items Array or item that will be added to the container.
       * @return {tinymce.ui.Collection} Current collection control.
       */
                add: function (items) {
                    var self = this;

                    self.items().add(self.create(items)).parent(self);

                    return self;
                },

                /**
       * Focuses the current container instance. This will look
       * for the first control in the container and focus that.
       *
       * @method focus
       * @param {Boolean} keyboard Optional true/false if the focus was a keyboard focus or not.
       * @return {tinymce.ui.Collection} Current instance.
       */
                focus: function (keyboard) {
                    var self = this, focusCtrl, keyboardNav, items;

                    if (keyboard) {
                        keyboardNav = self.keyboardNav || self.parents().eq(-1)[0].keyboardNav;

                        if (keyboardNav) {
                            keyboardNav.focusFirst(self);
                            return;
                        }
                    }

                    items = self.find('*');

                    // TODO: Figure out a better way to auto focus alert dialog buttons
                    if (self.statusbar) {
                        items.add(self.statusbar.items());
                    }

                    items.each(function (ctrl) {
                        if (ctrl.settings.autofocus) {
                            focusCtrl = null;
                            return false;
                        }

                        if (ctrl.canFocus) {
                            focusCtrl = focusCtrl || ctrl;
                        }
                    });

                    if (focusCtrl) {
                        focusCtrl.focus();
                    }

                    return self;
                },

                /**
       * Replaces the specified child control with a new control.
       *
       * @method replace
       * @param {tinymce.ui.Control} oldItem Old item to be replaced.
       * @param {tinymce.ui.Control} newItem New item to be inserted.
       */
                replace: function (oldItem, newItem) {
                    var ctrlElm, items = this.items(), i = items.length;

                    // Replace the item in collection
                    while (i--) {
                        if (items[i] === oldItem) {
                            items[i] = newItem;
                            break;
                        }
                    }

                    if (i >= 0) {
                        // Remove new item from DOM
                        ctrlElm = newItem.getEl();
                        if (ctrlElm) {
                            ctrlElm.parentNode.removeChild(ctrlElm);
                        }

                        // Remove old item from DOM
                        ctrlElm = oldItem.getEl();
                        if (ctrlElm) {
                            ctrlElm.parentNode.removeChild(ctrlElm);
                        }
                    }

                    // Adopt the item
                    newItem.parent(this);
                },

                /**
       * Creates the specified items. If any of the items is plain JSON style objects
       * it will convert these into real tinymce.ui.Control instances.
       *
       * @method create
       * @param {Array} items Array of items to convert into control instances.
       * @return {Array} Array with control instances.
       */
                create: function (items) {
                    var self = this, settings, ctrlItems = [];

                    // Non array structure, then force it into an array
                    if (!Tools.isArray(items)) {
                        items = [items];
                    }

                    // Add default type to each child control
                    Tools.each(items, function (item) {
                        if (item) {
                            // Construct item if needed
                            if (!(item instanceof Control)) {
                                // Name only then convert it to an object
                                if (typeof item === 'string') {
                                    item = { type: item };
                                }

                                // Create control instance based on input settings and default settings
                                settings = Tools.extend({}, self.settings.defaults, item);
                                item.type = settings.type = settings.type || item.type || self.settings.defaultType ||
                (settings.defaults ? settings.defaults.type : null);
                                item = Factory.create(settings);
                            }

                            ctrlItems.push(item);
                        }
                    });

                    return ctrlItems;
                },

                /**
       * Renders new control instances.
       *
       * @private
       */
                renderNew: function () {
                    var self = this;

                    // Render any new items
                    self.items().each(function (ctrl, index) {
                        var containerElm;

                        ctrl.parent(self);

                        if (!ctrl.state.get('rendered')) {
                            containerElm = self.getEl('body');

                            // Insert or append the item
                            if (containerElm.hasChildNodes() && index <= containerElm.childNodes.length - 1) {
                                $(containerElm.childNodes[index]).before(ctrl.renderHtml());
                            } else {
                                $(containerElm).append(ctrl.renderHtml());
                            }

                            ctrl.postRender();
                            ReflowQueue.add(ctrl);
                        }
                    });

                    self._layout.applyClasses(self.items().filter(':visible'));
                    self._lastRect = null;

                    return self;
                },

                /**
       * Appends new instances to the current container.
       *
       * @method append
       * @param {Array/tinymce.ui.Collection} items Array if controls to append.
       * @return {tinymce.ui.Container} Current container instance.
       */
                append: function (items) {
                    return this.add(items).renderNew();
                },

                /**
       * Prepends new instances to the current container.
       *
       * @method prepend
       * @param {Array/tinymce.ui.Collection} items Array if controls to prepend.
       * @return {tinymce.ui.Container} Current container instance.
       */
                prepend: function (items) {
                    var self = this;

                    self.items().set(self.create(items).concat(self.items().toArray()));

                    return self.renderNew();
                },

                /**
       * Inserts an control at a specific index.
       *
       * @method insert
       * @param {Array/tinymce.ui.Collection} items Array if controls to insert.
       * @param {Number} index Index to insert controls at.
       * @param {Boolean} [before=false] Inserts controls before the index.
       */
                insert: function (items, index, before) {
                    var self = this, curItems, beforeItems, afterItems;

                    items = self.create(items);
                    curItems = self.items();

                    if (!before && index < curItems.length - 1) {
                        index += 1;
                    }

                    if (index >= 0 && index < curItems.length) {
                        beforeItems = curItems.slice(0, index).toArray();
                        afterItems = curItems.slice(index).toArray();
                        curItems.set(beforeItems.concat(items, afterItems));
                    }

                    return self.renderNew();
                },

                /**
       * Populates the form fields from the specified JSON data object.
       *
       * Control items in the form that matches the data will have it's value set.
       *
       * @method fromJSON
       * @param {Object} data JSON data object to set control values by.
       * @return {tinymce.ui.Container} Current form instance.
       */
                fromJSON: function (data) {
                    var self = this;

                    for (var name in data) {
                        self.find('#' + name).value(data[name]);
                    }

                    return self;
                },

                /**
       * Serializes the form into a JSON object by getting all items
       * that has a name and a value.
       *
       * @method toJSON
       * @return {Object} JSON object with form data.
       */
                toJSON: function () {
                    var self = this, data = {};

                    self.find('*').each(function (ctrl) {
                        var name = ctrl.name(), value = ctrl.value();

                        if (name && typeof value !== 'undefined') {
                            data[name] = value;
                        }
                    });

                    return data;
                },

                /**
       * Renders the control as a HTML string.
       *
       * @method renderHtml
       * @return {String} HTML representing the control.
       */
                renderHtml: function () {
                    var self = this, layout = self._layout, role = this.settings.role;

                    self.preRender();
                    layout.preRender(self);

                    return (
                        '<div id="' + self._id + '" class="' + self.classes + '"' + (role ? ' role="' + this.settings.role + '"' : '') + '>' +
          '<div id="' + self._id + '-body" class="' + self.bodyClasses + '">' +
          (self.settings.html || '') + layout.renderHtml(self) +
          '</div>' +
          '</div>'
                    );
                },

                /**
       * Post render method. Called after the control has been rendered to the target.
       *
       * @method postRender
       * @return {tinymce.ui.Container} Current combobox instance.
       */
                postRender: function () {
                    var self = this, box;

                    self.items().exec('postRender');
                    self._super();

                    self._layout.postRender(self);
                    self.state.set('rendered', true);

                    if (self.settings.style) {
                        self.$el.css(self.settings.style);
                    }

                    if (self.settings.border) {
                        box = self.borderBox;
                        self.$el.css({
                            'border-top-width': box.top,
                            'border-right-width': box.right,
                            'border-bottom-width': box.bottom,
                            'border-left-width': box.left
                        });
                    }

                    if (!self.parent()) {
                        self.keyboardNav = new KeyboardNavigation({
                            root: self
                        });
                    }

                    return self;
                },

                /**
       * Initializes the current controls layout rect.
       * This will be executed by the layout managers to determine the
       * default minWidth/minHeight etc.
       *
       * @method initLayoutRect
       * @return {Object} Layout rect instance.
       */
                initLayoutRect: function () {
                    var self = this, layoutRect = self._super();

                    // Recalc container size by asking layout manager
                    self._layout.recalc(self);

                    return layoutRect;
                },

                /**
       * Recalculates the positions of the controls in the current container.
       * This is invoked by the reflow method and shouldn't be called directly.
       *
       * @method recalc
       */
                recalc: function () {
                    var self = this, rect = self._layoutRect, lastRect = self._lastRect;

                    if (!lastRect || lastRect.w != rect.w || lastRect.h != rect.h) {
                        self._layout.recalc(self);
                        rect = self.layoutRect();
                        self._lastRect = { x: rect.x, y: rect.y, w: rect.w, h: rect.h };
                        return true;
                    }
                },

                /**
       * Reflows the current container and it's children and possible parents.
       * This should be used after you for example append children to the current control so
       * that the layout managers know that they need to reposition everything.
       *
       * @example
       * container.append({type: 'button', text: 'My button'}).reflow();
       *
       * @method reflow
       * @return {tinymce.ui.Container} Current container instance.
       */
                reflow: function () {
                    var i;

                    ReflowQueue.remove(this);

                    if (this.visible()) {
                        Control.repaintControls = [];
                        Control.repaintControls.map = {};

                        this.recalc();
                        i = Control.repaintControls.length;

                        while (i--) {
                            Control.repaintControls[i].repaint();
                        }

                        // TODO: Fix me!
                        if (this.settings.layout !== 'flow' && this.settings.layout !== 'stack') {
                            this.repaint();
                        }

                        Control.repaintControls = [];
                    }

                    return this;
                }
            });
        }
    );
    /**
 * Scrollable.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This mixin makes controls scrollable using custom scrollbars.
 *
 * @-x-less Scrollable.less
 * @mixin tinymce.ui.Scrollable
 */
    define(
        'tinymce.ui.Scrollable',
        [
            'tinymce.core.dom.DomQuery',
            'tinymce.ui.DragHelper'
        ],
        function ($, DragHelper) {
            'use strict';

            return {
                init: function () {
                    var self = this;
                    self.on('repaint', self.renderScroll);
                },

                renderScroll: function () {
                    var self = this, margin = 2;

                    function repaintScroll () {
                        var hasScrollH, hasScrollV, bodyElm;

                        function repaintAxis (axisName, posName, sizeName, contentSizeName, hasScroll, ax) {
                            var containerElm, scrollBarElm, scrollThumbElm;
                            var containerSize, scrollSize, ratio, rect;
                            var posNameLower, sizeNameLower;

                            scrollBarElm = self.getEl('scroll' + axisName);
                            if (scrollBarElm) {
                                posNameLower = posName.toLowerCase();
                                sizeNameLower = sizeName.toLowerCase();

                                $(self.getEl('absend')).css(posNameLower, self.layoutRect()[contentSizeName] - 1);

                                if (!hasScroll) {
                                    $(scrollBarElm).css('display', 'none');
                                    return;
                                }

                                $(scrollBarElm).css('display', 'block');
                                containerElm = self.getEl('body');
                                scrollThumbElm = self.getEl('scroll' + axisName + 't');
                                containerSize = containerElm['client' + sizeName] - (margin * 2);
                                containerSize -= hasScrollH && hasScrollV ? scrollBarElm['client' + ax] : 0;
                                scrollSize = containerElm['scroll' + sizeName];
                                ratio = containerSize / scrollSize;

                                rect = {};
                                rect[posNameLower] = containerElm['offset' + posName] + margin;
                                rect[sizeNameLower] = containerSize;
                                $(scrollBarElm).css(rect);

                                rect = {};
                                rect[posNameLower] = containerElm['scroll' + posName] * ratio;
                                rect[sizeNameLower] = containerSize * ratio;
                                $(scrollThumbElm).css(rect);
                            }
                        }

                        bodyElm = self.getEl('body');
                        hasScrollH = bodyElm.scrollWidth > bodyElm.clientWidth;
                        hasScrollV = bodyElm.scrollHeight > bodyElm.clientHeight;

                        repaintAxis('h', 'Left', 'Width', 'contentW', hasScrollH, 'Height');
                        repaintAxis('v', 'Top', 'Height', 'contentH', hasScrollV, 'Width');
                    }

                    function addScroll () {
                        function addScrollAxis (axisName, posName, sizeName, deltaPosName, ax) {
                            var scrollStart, axisId = self._id + '-scroll' + axisName, prefix = self.classPrefix;

                            $(self.getEl()).append(
                                '<div id="' + axisId + '" class="' + prefix + 'scrollbar ' + prefix + 'scrollbar-' + axisName + '">' +
              '<div id="' + axisId + 't" class="' + prefix + 'scrollbar-thumb"></div>' +
              '</div>'
                            );

                            self.draghelper = new DragHelper(axisId + 't', {
                                start: function () {
                                    scrollStart = self.getEl('body')['scroll' + posName];
                                    $('#' + axisId).addClass(prefix + 'active');
                                },

                                drag: function (e) {
                                    var ratio, hasScrollH, hasScrollV, containerSize, layoutRect = self.layoutRect();

                                    hasScrollH = layoutRect.contentW > layoutRect.innerW;
                                    hasScrollV = layoutRect.contentH > layoutRect.innerH;
                                    containerSize = self.getEl('body')['client' + sizeName] - (margin * 2);
                                    containerSize -= hasScrollH && hasScrollV ? self.getEl('scroll' + axisName)['client' + ax] : 0;

                                    ratio = containerSize / self.getEl('body')['scroll' + sizeName];
                                    self.getEl('body')['scroll' + posName] = scrollStart + (e['delta' + deltaPosName] / ratio);
                                },

                                stop: function () {
                                    $('#' + axisId).removeClass(prefix + 'active');
                                }
                            });
                        }

                        self.classes.add('scroll');

                        addScrollAxis('v', 'Top', 'Height', 'Y', 'Width');
                        addScrollAxis('h', 'Left', 'Width', 'X', 'Height');
                    }

                    if (self.settings.autoScroll) {
                        if (!self._hasScroll) {
                            self._hasScroll = true;
                            addScroll();

                            self.on('wheel', function (e) {
                                var bodyEl = self.getEl('body');

                                bodyEl.scrollLeft += (e.deltaX || 0) * 10;
                                bodyEl.scrollTop += e.deltaY * 10;

                                repaintScroll();
                            });

                            $(self.getEl('body')).on('scroll', repaintScroll);
                        }

                        repaintScroll();
                    }
                }
            };
        }
    );
    /**
 * Panel.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Creates a new panel.
 *
 * @-x-less Panel.less
 * @class tinymce.ui.Panel
 * @extends tinymce.ui.Container
 * @mixes tinymce.ui.Scrollable
 */
    define(
        'tinymce.ui.Panel',
        [
            'tinymce.ui.Container',
            'tinymce.ui.Scrollable'
        ],
        function (Container, Scrollable) {
            'use strict';

            return Container.extend({
                Defaults: {
                    layout: 'fit',
                    containerCls: 'panel'
                },

                Mixins: [Scrollable],

                /**
       * Renders the control as a HTML string.
       *
       * @method renderHtml
       * @return {String} HTML representing the control.
       */
                renderHtml: function () {
                    var self = this, layout = self._layout, innerHtml = self.settings.html;

                    self.preRender();
                    layout.preRender(self);

                    if (typeof innerHtml === 'undefined') {
                        innerHtml = (
                            '<div id="' + self._id + '-body" class="' + self.bodyClasses + '">' +
            layout.renderHtml(self) +
            '</div>'
                        );
                    } else {
                        if (typeof innerHtml === 'function') {
                            innerHtml = innerHtml.call(self);
                        }

                        self._hasBody = false;
                    }

                    return (
                        '<div id="' + self._id + '" class="' + self.classes + '" hidefocus="1" tabindex="-1" role="group">' +
          (self._preBodyHtml || '') +
          innerHtml +
          '</div>'
                    );
                }
            });
        }
    );

    /**
 * Resizable.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Resizable mixin. Enables controls to be resized.
 *
 * @mixin tinymce.ui.Resizable
 */
    define(
        'tinymce.ui.Resizable',
        [
            'tinymce.ui.DomUtils'
        ],
        function (DomUtils) {
            'use strict';

            return {
                /**
       * Resizes the control to contents.
       *
       * @method resizeToContent
       */
                resizeToContent: function () {
                    this._layoutRect.autoResize = true;
                    this._lastRect = null;
                    this.reflow();
                },

                /**
       * Resizes the control to a specific width/height.
       *
       * @method resizeTo
       * @param {Number} w Control width.
       * @param {Number} h Control height.
       * @return {tinymce.ui.Control} Current control instance.
       */
                resizeTo: function (w, h) {
                    // TODO: Fix hack
                    if (w <= 1 || h <= 1) {
                        var rect = DomUtils.getWindowSize();

                        w = w <= 1 ? w * rect.w : w;
                        h = h <= 1 ? h * rect.h : h;
                    }

                    this._layoutRect.autoResize = false;
                    return this.layoutRect({ minW: w, minH: h, w: w, h: h }).reflow();
                },

                /**
       * Resizes the control to a specific relative width/height.
       *
       * @method resizeBy
       * @param {Number} dw Relative control width.
       * @param {Number} dh Relative control height.
       * @return {tinymce.ui.Control} Current control instance.
       */
                resizeBy: function (dw, dh) {
                    var self = this, rect = self.layoutRect();

                    return self.resizeTo(rect.w + dw, rect.h + dh);
                }
            };
        }
    );
    /**
 * FloatPanel.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This class creates a floating panel.
 *
 * @-x-less FloatPanel.less
 * @class tinymce.ui.FloatPanel
 * @extends tinymce.ui.Panel
 * @mixes tinymce.ui.Movable
 * @mixes tinymce.ui.Resizable
 */
    define(
        'tinymce.ui.FloatPanel',
        [
            'global!document',
            'global!window',
            'tinymce.core.dom.DomQuery',
            'tinymce.core.util.Delay',
            'tinymce.ui.DomUtils',
            'tinymce.ui.Movable',
            'tinymce.ui.Panel',
            'tinymce.ui.Resizable'
        ],
        function (document, window, DomQuery, Delay, DomUtils, Movable, Panel, Resizable) {
            'use strict';

            var documentClickHandler, documentScrollHandler, windowResizeHandler, visiblePanels = [];
            var zOrder = [], hasModal;

            function isChildOf (ctrl, parent) {
                while (ctrl) {
                    if (ctrl == parent) {
                        return true;
                    }

                    ctrl = ctrl.parent();
                }
            }

            function skipOrHidePanels (e) {
                // Hide any float panel when a click/focus out is out side that float panel and the
                // float panels direct parent for example a click on a menu button
                var i = visiblePanels.length;

                while (i--) {
                    var panel = visiblePanels[i], clickCtrl = panel.getParentCtrl(e.target);

                    if (panel.settings.autohide) {
                        if (clickCtrl) {
                            if (isChildOf(clickCtrl, panel) || panel.parent() === clickCtrl) {
                                continue;
                            }
                        }

                        e = panel.fire('autohide', { target: e.target });
                        if (!e.isDefaultPrevented()) {
                            panel.hide();
                        }
                    }
                }
            }

            function bindDocumentClickHandler () {
                if (!documentClickHandler) {
                    documentClickHandler = function (e) {
                        // Gecko fires click event and in the wrong order on Mac so lets normalize
                        if (e.button == 2) {
                            return;
                        }

                        skipOrHidePanels(e);
                    };

                    DomQuery(document).on('click touchstart', documentClickHandler);
                }
            }

            function bindDocumentScrollHandler () {
                if (!documentScrollHandler) {
                    documentScrollHandler = function () {
                        var i;

                        i = visiblePanels.length;
                        while (i--) {
                            repositionPanel(visiblePanels[i]);
                        }
                    };

                    DomQuery(window).on('scroll', documentScrollHandler);
                }
            }

            function bindWindowResizeHandler () {
                if (!windowResizeHandler) {
                    var docElm = document.documentElement, clientWidth = docElm.clientWidth, clientHeight = docElm.clientHeight;

                    windowResizeHandler = function () {
                        // Workaround for #7065 IE 7 fires resize events event though the window wasn't resized
                        if (!document.all || clientWidth != docElm.clientWidth || clientHeight != docElm.clientHeight) {
                            clientWidth = docElm.clientWidth;
                            clientHeight = docElm.clientHeight;
                            FloatPanel.hideAll();
                        }
                    };

                    DomQuery(window).on('resize', windowResizeHandler);
                }
            }

            /**
     * Repositions the panel to the top of page if the panel is outside of the visual viewport. It will
     * also reposition all child panels of the current panel.
     */
            function repositionPanel (panel) {
                var scrollY = DomUtils.getViewPort().y;

                function toggleFixedChildPanels (fixed, deltaY) {
                    var parent;

                    for (var i = 0; i < visiblePanels.length; i++) {
                        if (visiblePanels[i] != panel) {
                            parent = visiblePanels[i].parent();

                            while (parent && (parent = parent.parent())) {
                                if (parent == panel) {
                                    visiblePanels[i].fixed(fixed).moveBy(0, deltaY).repaint();
                                }
                            }
                        }
                    }
                }

                if (panel.settings.autofix) {
                    if (!panel.state.get('fixed')) {
                        panel._autoFixY = panel.layoutRect().y;

                        if (panel._autoFixY < scrollY) {
                            panel.fixed(true).layoutRect({ y: 0 }).repaint();
                            toggleFixedChildPanels(true, scrollY - panel._autoFixY);
                        }
                    } else {
                        if (panel._autoFixY > scrollY) {
                            panel.fixed(false).layoutRect({ y: panel._autoFixY }).repaint();
                            toggleFixedChildPanels(false, panel._autoFixY - scrollY);
                        }
                    }
                }
            }

            function addRemove (add, ctrl) {
                var i, zIndex = FloatPanel.zIndex || 0xFFFF, topModal;

                if (add) {
                    zOrder.push(ctrl);
                } else {
                    i = zOrder.length;

                    while (i--) {
                        if (zOrder[i] === ctrl) {
                            zOrder.splice(i, 1);
                        }
                    }
                }

                if (zOrder.length) {
                    for (i = 0; i < zOrder.length; i++) {
                        if (zOrder[i].modal) {
                            zIndex++;
                            topModal = zOrder[i];
                        }

                        zOrder[i].getEl().style.zIndex = zIndex;
                        zOrder[i].zIndex = zIndex;
                        zIndex++;
                    }
                }

                var modalBlockEl = DomQuery('#' + ctrl.classPrefix + 'modal-block', ctrl.getContainerElm())[0];

                if (topModal) {
                    DomQuery(modalBlockEl).css('z-index', topModal.zIndex - 1);
                } else if (modalBlockEl) {
                    modalBlockEl.parentNode.removeChild(modalBlockEl);
                    hasModal = false;
                }

                FloatPanel.currentZIndex = zIndex;
            }

            var FloatPanel = Panel.extend({
                Mixins: [Movable, Resizable],

                /**
       * Constructs a new control instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       * @setting {Boolean} autohide Automatically hide the panel.
       */
                init: function (settings) {
                    var self = this;

                    self._super(settings);
                    self._eventsRoot = self;

                    self.classes.add('floatpanel');

                    // Hide floatpanes on click out side the root button
                    if (settings.autohide) {
                        bindDocumentClickHandler();
                        bindWindowResizeHandler();
                        visiblePanels.push(self);
                    }

                    if (settings.autofix) {
                        bindDocumentScrollHandler();

                        self.on('move', function () {
                            repositionPanel(this);
                        });
                    }

                    self.on('postrender show', function (e) {
                        if (e.control == self) {
                            var $modalBlockEl, prefix = self.classPrefix;

                            if (self.modal && !hasModal) {
                                $modalBlockEl = DomQuery('#' + prefix + 'modal-block', self.getContainerElm());
                                if (!$modalBlockEl[0]) {
                                    $modalBlockEl = DomQuery(
                                        '<div id="' + prefix + 'modal-block" class="' + prefix + 'reset ' + prefix + 'fade"></div>'
                                    ).appendTo(self.getContainerElm());
                                }

                                Delay.setTimeout(function () {
                                    $modalBlockEl.addClass(prefix + 'in');
                                    DomQuery(self.getEl()).addClass(prefix + 'in');
                                });

                                hasModal = true;
                            }

                            addRemove(true, self);
                        }
                    });

                    self.on('show', function () {
                        self.parents().each(function (ctrl) {
                            if (ctrl.state.get('fixed')) {
                                self.fixed(true);
                                return false;
                            }
                        });
                    });

                    if (settings.popover) {
                        self._preBodyHtml = '<div class="' + self.classPrefix + 'arrow"></div>';
                        self.classes.add('popover').add('bottom').add(self.isRtl() ? 'end' : 'start');
                    }

                    self.aria('label', settings.ariaLabel);
                    self.aria('labelledby', self._id);
                    self.aria('describedby', self.describedBy || self._id + '-none');
                },

                fixed: function (state) {
                    var self = this;

                    if (self.state.get('fixed') != state) {
                        if (self.state.get('rendered')) {
                            var viewport = DomUtils.getViewPort();

                            if (state) {
                                self.layoutRect().y -= viewport.y;
                            } else {
                                self.layoutRect().y += viewport.y;
                            }
                        }

                        self.classes.toggle('fixed', state);
                        self.state.set('fixed', state);
                    }

                    return self;
                },

                /**
       * Shows the current float panel.
       *
       * @method show
       * @return {tinymce.ui.FloatPanel} Current floatpanel instance.
       */
                show: function () {
                    var self = this, i, state = self._super();

                    i = visiblePanels.length;
                    while (i--) {
                        if (visiblePanels[i] === self) {
                            break;
                        }
                    }

                    if (i === -1) {
                        visiblePanels.push(self);
                    }

                    return state;
                },

                /**
       * Hides the current float panel.
       *
       * @method hide
       * @return {tinymce.ui.FloatPanel} Current floatpanel instance.
       */
                hide: function () {
                    removeVisiblePanel(this);
                    addRemove(false, this);

                    return this._super();
                },

                /**
       * Hide all visible float panels with he autohide setting enabled. This is for
       * manually hiding floating menus or panels.
       *
       * @method hideAll
       */
                hideAll: function () {
                    FloatPanel.hideAll();
                },

                /**
       * Closes the float panel. This will remove the float panel from page and fire the close event.
       *
       * @method close
       */
                close: function () {
                    var self = this;

                    if (!self.fire('close').isDefaultPrevented()) {
                        self.remove();
                        addRemove(false, self);
                    }

                    return self;
                },

                /**
       * Removes the float panel from page.
       *
       * @method remove
       */
                remove: function () {
                    removeVisiblePanel(this);
                    this._super();
                },

                postRender: function () {
                    var self = this;

                    if (self.settings.bodyRole) {
                        this.getEl('body').setAttribute('role', self.settings.bodyRole);
                    }

                    return self._super();
                }
            });

            /**
     * Hide all visible float panels with he autohide setting enabled. This is for
     * manually hiding floating menus or panels.
     *
     * @static
     * @method hideAll
     */
            FloatPanel.hideAll = function () {
                var i = visiblePanels.length;

                while (i--) {
                    var panel = visiblePanels[i];

                    if (panel && panel.settings.autohide) {
                        panel.hide();
                        visiblePanels.splice(i, 1);
                    }
                }
            };

            function removeVisiblePanel (panel) {
                var i;

                i = visiblePanels.length;
                while (i--) {
                    if (visiblePanels[i] === panel) {
                        visiblePanels.splice(i, 1);
                    }
                }

                i = zOrder.length;
                while (i--) {
                    if (zOrder[i] === panel) {
                        zOrder.splice(i, 1);
                    }
                }
            }

            return FloatPanel;
        }
    );

    /**
 * Window.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Creates a new window.
 *
 * @-x-less Window.less
 * @class tinymce.ui.Window
 * @extends tinymce.ui.FloatPanel
 */
    define(
        'tinymce.ui.Window',
        [
            'global!document',
            'global!setTimeout',
            'global!window',
            'tinymce.core.dom.DomQuery',
            'tinymce.core.Env',
            'tinymce.core.util.Delay',
            'tinymce.ui.BoxUtils',
            'tinymce.ui.DomUtils',
            'tinymce.ui.DragHelper',
            'tinymce.ui.FloatPanel',
            'tinymce.ui.Panel'
        ],
        function (document, setTimeout, window, DomQuery, Env, Delay, BoxUtils, DomUtils, DragHelper, FloatPanel, Panel) {
            'use strict';

            var windows = [], oldMetaValue = '';

            function toggleFullScreenState (state) {
                var noScaleMetaValue = 'width=device-width,initial-scale=1.0,user-scalable=0,minimum-scale=1.0,maximum-scale=1.0',
                    viewport = DomQuery('meta[name=viewport]')[0],
                    contentValue;

                if (Env.overrideViewPort === false) {
                    return;
                }

                if (!viewport) {
                    viewport = document.createElement('meta');
                    viewport.setAttribute('name', 'viewport');
                    document.getElementsByTagName('head')[0].appendChild(viewport);
                }

                contentValue = viewport.getAttribute('content');
                if (contentValue && typeof oldMetaValue !== 'undefined') {
                    oldMetaValue = contentValue;
                }

                viewport.setAttribute('content', state ? noScaleMetaValue : oldMetaValue);
            }

            function toggleBodyFullScreenClasses (classPrefix, state) {
                if (checkFullscreenWindows() && state === false) {
                    DomQuery([document.documentElement, document.body]).removeClass(classPrefix + 'fullscreen');
                }
            }

            function checkFullscreenWindows () {
                for (var i = 0; i < windows.length; i++) {
                    if (windows[i]._fullscreen) {
                        return true;
                    }
                }
                return false;
            }

            function handleWindowResize () {
                if (!Env.desktop) {
                    var lastSize = {
                        w: window.innerWidth,
                        h: window.innerHeight
                    };

                    Delay.setInterval(function () {
                        var w = window.innerWidth,
                            h = window.innerHeight;

                        if (lastSize.w != w || lastSize.h != h) {
                            lastSize = {
                                w: w,
                                h: h
                            };

                            DomQuery(window).trigger('resize');
                        }
                    }, 100);
                }

                function reposition () {
                    var i, rect = DomUtils.getWindowSize(), layoutRect;

                    for (i = 0; i < windows.length; i++) {
                        layoutRect = windows[i].layoutRect();

                        windows[i].moveTo(
                            windows[i].settings.x || Math.max(0, rect.w / 2 - layoutRect.w / 2),
                            windows[i].settings.y || Math.max(0, rect.h / 2 - layoutRect.h / 2)
                        );
                    }
                }

                DomQuery(window).on('resize', reposition);
            }

            var Window = FloatPanel.extend({
                modal: true,

                Defaults: {
                    border: 1,
                    layout: 'flex',
                    containerCls: 'panel',
                    role: 'dialog',
                    callbacks: {
                        submit: function () {
                            this.fire('submit', { data: this.toJSON() });
                        },

                        close: function () {
                            this.close();
                        }
                    }
                },

                /**
       * Constructs a instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       */
                init: function (settings) {
                    var self = this;

                    self._super(settings);

                    if (self.isRtl()) {
                        self.classes.add('rtl');
                    }

                    self.classes.add('window');
                    self.bodyClasses.add('window-body');
                    self.state.set('fixed', true);

                    // Create statusbar
                    if (settings.buttons) {
                        self.statusbar = new Panel({
                            layout: 'flex',
                            border: '1 0 0 0',
                            spacing: 3,
                            padding: 10,
                            align: 'center',
                            pack: self.isRtl() ? 'start' : 'end',
                            defaults: {
                                type: 'button'
                            },
                            items: settings.buttons
                        });

                        self.statusbar.classes.add('foot');
                        self.statusbar.parent(self);
                    }

                    self.on('click', function (e) {
                        var closeClass = self.classPrefix + 'close';

                        if (DomUtils.hasClass(e.target, closeClass) || DomUtils.hasClass(e.target.parentNode, closeClass)) {
                            self.close();
                        }
                    });

                    self.on('cancel', function () {
                        self.close();
                    });

                    self.aria('describedby', self.describedBy || self._id + '-none');
                    self.aria('label', settings.title);
                    self._fullscreen = false;
                },

                /**
       * Recalculates the positions of the controls in the current container.
       * This is invoked by the reflow method and shouldn't be called directly.
       *
       * @method recalc
       */
                recalc: function () {
                    var self = this, statusbar = self.statusbar, layoutRect, width, x, needsRecalc;

                    if (self._fullscreen) {
                        self.layoutRect(DomUtils.getWindowSize());
                        self.layoutRect().contentH = self.layoutRect().innerH;
                    }

                    self._super();

                    layoutRect = self.layoutRect();

                    // Resize window based on title width
                    if (self.settings.title && !self._fullscreen) {
                        width = layoutRect.headerW;
                        if (width > layoutRect.w) {
                            x = layoutRect.x - Math.max(0, width / 2);
                            self.layoutRect({ w: width, x: x });
                            needsRecalc = true;
                        }
                    }

                    // Resize window based on statusbar width
                    if (statusbar) {
                        statusbar.layoutRect({ w: self.layoutRect().innerW }).recalc();

                        width = statusbar.layoutRect().minW + layoutRect.deltaW;
                        if (width > layoutRect.w) {
                            x = layoutRect.x - Math.max(0, width - layoutRect.w);
                            self.layoutRect({ w: width, x: x });
                            needsRecalc = true;
                        }
                    }

                    // Recalc body and disable auto resize
                    if (needsRecalc) {
                        self.recalc();
                    }
                },

                /**
       * Initializes the current controls layout rect.
       * This will be executed by the layout managers to determine the
       * default minWidth/minHeight etc.
       *
       * @method initLayoutRect
       * @return {Object} Layout rect instance.
       */
                initLayoutRect: function () {
                    var self = this, layoutRect = self._super(), deltaH = 0, headEl;

                    // Reserve vertical space for title
                    if (self.settings.title && !self._fullscreen) {
                        headEl = self.getEl('head');

                        var size = DomUtils.getSize(headEl);

                        layoutRect.headerW = size.width;
                        layoutRect.headerH = size.height;

                        deltaH += layoutRect.headerH;
                    }

                    // Reserve vertical space for statusbar
                    if (self.statusbar) {
                        deltaH += self.statusbar.layoutRect().h;
                    }

                    layoutRect.deltaH += deltaH;
                    layoutRect.minH += deltaH;
                    // layoutRect.innerH -= deltaH;
                    layoutRect.h += deltaH;

                    var rect = DomUtils.getWindowSize();

                    layoutRect.x = self.settings.x || Math.max(0, rect.w / 2 - layoutRect.w / 2);
                    layoutRect.y = self.settings.y || Math.max(0, rect.h / 2 - layoutRect.h / 2);

                    return layoutRect;
                },

                /**
       * Renders the control as a HTML string.
       *
       * @method renderHtml
       * @return {String} HTML representing the control.
       */
                renderHtml: function () {
                    var self = this, layout = self._layout, id = self._id, prefix = self.classPrefix;
                    var settings = self.settings, headerHtml = '', footerHtml = '', html = settings.html;

                    self.preRender();
                    layout.preRender(self);

                    if (settings.title) {
                        headerHtml = (
                            '<div id="' + id + '-head" class="' + prefix + 'window-head">' +
            '<div id="' + id + '-title" class="' + prefix + 'title">' + self.encode(settings.title) + '</div>' +
            '<div id="' + id + '-dragh" class="' + prefix + 'dragh"></div>' +
            '<button type="button" class="' + prefix + 'close" aria-hidden="true">' +
            '<i class="mce-ico mce-i-remove"></i>' +
            '</button>' +
            '</div>'
                        );
                    }

                    if (settings.url) {
                        html = '<iframe src="' + settings.url + '" tabindex="-1"></iframe>';
                    }

                    if (typeof html === 'undefined') {
                        html = layout.renderHtml(self);
                    }

                    if (self.statusbar) {
                        footerHtml = self.statusbar.renderHtml();
                    }

                    return (
                        '<div id="' + id + '" class="' + self.classes + '" hidefocus="1">' +
          '<div class="' + self.classPrefix + 'reset" role="application">' +
          headerHtml +
          '<div id="' + id + '-body" class="' + self.bodyClasses + '">' +
          html +
          '</div>' +
          footerHtml +
          '</div>' +
          '</div>'
                    );
                },

                /**
       * Switches the window fullscreen mode.
       *
       * @method fullscreen
       * @param {Boolean} state True/false state.
       * @return {tinymce.ui.Window} Current window instance.
       */
                fullscreen: function (state) {
                    var self = this, documentElement = document.documentElement, slowRendering, prefix = self.classPrefix, layoutRect;

                    if (state != self._fullscreen) {
                        DomQuery(window).on('resize', function () {
                            var time;

                            if (self._fullscreen) {
                                // Time the layout time if it's to slow use a timeout to not hog the CPU
                                if (!slowRendering) {
                                    time = new Date().getTime();

                                    var rect = DomUtils.getWindowSize();
                                    self.moveTo(0, 0).resizeTo(rect.w, rect.h);

                                    if ((new Date().getTime()) - time > 50) {
                                        slowRendering = true;
                                    }
                                } else {
                                    if (!self._timer) {
                                        self._timer = Delay.setTimeout(function () {
                                            var rect = DomUtils.getWindowSize();
                                            self.moveTo(0, 0).resizeTo(rect.w, rect.h);

                                            self._timer = 0;
                                        }, 50);
                                    }
                                }
                            }
                        });

                        layoutRect = self.layoutRect();
                        self._fullscreen = state;

                        if (!state) {
                            self.borderBox = BoxUtils.parseBox(self.settings.border);
                            self.getEl('head').style.display = '';
                            layoutRect.deltaH += layoutRect.headerH;
                            DomQuery([documentElement, document.body]).removeClass(prefix + 'fullscreen');
                            self.classes.remove('fullscreen');
                            self.moveTo(self._initial.x, self._initial.y).resizeTo(self._initial.w, self._initial.h);
                        } else {
                            self._initial = { x: layoutRect.x, y: layoutRect.y, w: layoutRect.w, h: layoutRect.h };

                            self.borderBox = BoxUtils.parseBox('0');
                            self.getEl('head').style.display = 'none';
                            layoutRect.deltaH -= layoutRect.headerH + 2;
                            DomQuery([documentElement, document.body]).addClass(prefix + 'fullscreen');
                            self.classes.add('fullscreen');

                            var rect = DomUtils.getWindowSize();
                            self.moveTo(0, 0).resizeTo(rect.w, rect.h);
                        }
                    }

                    return self.reflow();
                },

                /**
       * Called after the control has been rendered.
       *
       * @method postRender
       */
                postRender: function () {
                    var self = this, startPos;

                    setTimeout(function () {
                        self.classes.add('in');
                        self.fire('open');
                    }, 0);

                    self._super();

                    if (self.statusbar) {
                        self.statusbar.postRender();
                    }

                    self.focus();

                    this.dragHelper = new DragHelper(self._id + '-dragh', {
                        start: function () {
                            startPos = {
                                x: self.layoutRect().x,
                                y: self.layoutRect().y
                            };
                        },

                        drag: function (e) {
                            self.moveTo(startPos.x + e.deltaX, startPos.y + e.deltaY);
                        }
                    });

                    self.on('submit', function (e) {
                        if (!e.isDefaultPrevented()) {
                            self.close();
                        }
                    });

                    windows.push(self);
                    toggleFullScreenState(true);
                },

                /**
       * Fires a submit event with the serialized form.
       *
       * @method submit
       * @return {Object} Event arguments object.
       */
                submit: function () {
                    return this.fire('submit', { data: this.toJSON() });
                },

                /**
       * Removes the current control from DOM and from UI collections.
       *
       * @method remove
       * @return {tinymce.ui.Control} Current control instance.
       */
                remove: function () {
                    var self = this, i;

                    self.dragHelper.destroy();
                    self._super();

                    if (self.statusbar) {
                        this.statusbar.remove();
                    }

                    toggleBodyFullScreenClasses(self.classPrefix, false);

                    i = windows.length;
                    while (i--) {
                        if (windows[i] === self) {
                            windows.splice(i, 1);
                        }
                    }

                    toggleFullScreenState(windows.length > 0);
                },

                /**
       * Returns the contentWindow object of the iframe if it exists.
       *
       * @method getContentWindow
       * @return {Window} window object or null.
       */
                getContentWindow: function () {
                    var ifr = this.getEl().getElementsByTagName('iframe')[0];
                    return ifr ? ifr.contentWindow : null;
                }
            });

            handleWindowResize();

            return Window;
        }
    );
    /**
 * MessageBox.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This class is used to create MessageBoxes like alerts/confirms etc.
 *
 * @class tinymce.ui.MessageBox
 * @extends tinymce.ui.FloatPanel
 */
    define(
        'tinymce.ui.MessageBox',
        [
            'global!document',
            'tinymce.ui.Window'
        ],
        function (document, Window) {
            'use strict';

            var MessageBox = Window.extend({
                /**
       * Constructs a instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       */
                init: function (settings) {
                    settings = {
                        border: 1,
                        padding: 20,
                        layout: 'flex',
                        pack: 'center',
                        align: 'center',
                        containerCls: 'panel',
                        autoScroll: true,
                        buttons: { type: 'button', text: 'Ok', action: 'ok' },
                        items: {
                            type: 'label',
                            multiline: true,
                            maxWidth: 500,
                            maxHeight: 200
                        }
                    };

                    this._super(settings);
                },

                Statics: {
                    /**
         * Ok buttons constant.
         *
         * @static
         * @final
         * @field {Number} OK
         */
                    OK: 1,

                    /**
         * Ok/cancel buttons constant.
         *
         * @static
         * @final
         * @field {Number} OK_CANCEL
         */
                    OK_CANCEL: 2,

                    /**
         * yes/no buttons constant.
         *
         * @static
         * @final
         * @field {Number} YES_NO
         */
                    YES_NO: 3,

                    /**
         * yes/no/cancel buttons constant.
         *
         * @static
         * @final
         * @field {Number} YES_NO_CANCEL
         */
                    YES_NO_CANCEL: 4,

                    /**
         * Constructs a new message box and renders it to the body element.
         *
         * @static
         * @method msgBox
         * @param {Object} settings Name/value object with settings.
         */
                    msgBox: function (settings) {
                        var buttons, callback = settings.callback || function () { };

                        function createButton (text, status, primary) {
                            return {
                                type: 'button',
                                text: text,
                                subtype: primary ? 'primary' : '',
                                onClick: function (e) {
                                    e.control.parents()[1].close();
                                    callback(status);
                                }
                            };
                        }

                        switch (settings.buttons) {
                            case MessageBox.OK_CANCEL:
                                buttons = [
                                    createButton('Ok', true, true),
                                    createButton('Cancel', false)
                                ];
                                break;

                            case MessageBox.YES_NO:
                            case MessageBox.YES_NO_CANCEL:
                                buttons = [
                                    createButton('Yes', 1, true),
                                    createButton('No', 0)
                                ];

                                if (settings.buttons == MessageBox.YES_NO_CANCEL) {
                                    buttons.push(createButton('Cancel', -1));
                                }
                                break;

                            default:
                                buttons = [
                                    createButton('Ok', true, true)
                                ];
                                break;
                        }

                        return new Window({
                            padding: 20,
                            x: settings.x,
                            y: settings.y,
                            minWidth: 300,
                            minHeight: 100,
                            layout: 'flex',
                            pack: 'center',
                            align: 'center',
                            buttons: buttons,
                            title: settings.title,
                            role: 'alertdialog',
                            items: {
                                type: 'label',
                                multiline: true,
                                maxWidth: 500,
                                maxHeight: 200,
                                text: settings.text
                            },
                            onPostRender: function () {
                                this.aria('describedby', this.items()[0]._id);
                            },
                            onClose: settings.onClose,
                            onCancel: function () {
                                callback(false);
                            }
                        }).renderTo(document.body).reflow();
                    },

                    /**
         * Creates a new alert dialog.
         *
         * @method alert
         * @param {Object} settings Settings for the alert dialog.
         * @param {function} [callback] Callback to execute when the user makes a choice.
         */
                    alert: function (settings, callback) {
                        if (typeof settings === 'string') {
                            settings = { text: settings };
                        }

                        settings.callback = callback;
                        return MessageBox.msgBox(settings);
                    },

                    /**
         * Creates a new confirm dialog.
         *
         * @method confirm
         * @param {Object} settings Settings for the confirm dialog.
         * @param {function} [callback] Callback to execute when the user makes a choice.
         */
                    confirm: function (settings, callback) {
                        if (typeof settings === 'string') {
                            settings = { text: settings };
                        }

                        settings.callback = callback;
                        settings.buttons = MessageBox.OK_CANCEL;

                        return MessageBox.msgBox(settings);
                    }
                }
            });

            return MessageBox;
        }
    );

    /**
 * WindowManagerImpl.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.ui.WindowManagerImpl',
        [
            'tinymce.ui.Window',
            'tinymce.ui.MessageBox'
        ],
        function (Window, MessageBox) {
            return function (editor) {
                var open = function (args, params, closeCallback) {
                    var win;

                    args.title = args.title || ' ';

                    // Handle URL
                    args.url = args.url || args.file; // Legacy
                    if (args.url) {
                        args.width = parseInt(args.width || 320, 10);
                        args.height = parseInt(args.height || 240, 10);
                    }

                    // Handle body
                    if (args.body) {
                        args.items = {
                            defaults: args.defaults,
                            type: args.bodyType || 'form',
                            items: args.body,
                            data: args.data,
                            callbacks: args.commands
                        };
                    }

                    if (!args.url && !args.buttons) {
                        args.buttons = [
                            {
                                text: 'Ok',
                                subtype: 'primary',
                                onclick: function () {
                                    win.find('form')[0].submit();
                                }
                            },

                            {
                                text: 'Cancel',
                                onclick: function () {
                                    win.close();
                                }
                            }
                        ];
                    }

                    win = new Window(args);

                    win.on('close', function () {
                        closeCallback(win);
                    });

                    // Handle data
                    if (args.data) {
                        win.on('postRender', function () {
                            this.find('*').each(function (ctrl) {
                                var name = ctrl.name();

                                if (name in args.data) {
                                    ctrl.value(args.data[name]);
                                }
                            });
                        });
                    }

                    // store args and parameters
                    win.features = args || {};
                    win.params = params || {};

                    win = win.renderTo().reflow();

                    return win;
                };

                var alert = function (message, choiceCallback, closeCallback) {
                    var win;

                    win = MessageBox.alert(message, function () {
                        choiceCallback();
                    });

                    win.on('close', function () {
                        closeCallback(win);
                    });

                    return win;
                };

                var confirm = function (message, choiceCallback, closeCallback) {
                    var win;

                    win = MessageBox.confirm(message, function (state) {
                        choiceCallback(state);
                    });

                    win.on('close', function () {
                        closeCallback(win);
                    });

                    return win;
                };

                var close = function (window) {
                    window.close();
                };

                var getParams = function (window) {
                    return window.params;
                };

                var setParams = function (window, params) {
                    window.params = params;
                };

                return {
                    open: open,
                    alert: alert,
                    confirm: confirm,
                    close: close,
                    getParams: getParams,
                    setParams: setParams
                };
            };
        }
    );

    /**
 * ThemeApi.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.themes.inlite.api.ThemeApi',
        [
            'tinymce.themes.inlite.core.Render',
            'tinymce.ui.NotificationManagerImpl',
            'tinymce.ui.WindowManagerImpl'
        ],
        function (Render, NotificationManagerImpl, WindowManagerImpl) {
            var get = function (editor, panel) {
                var renderUI = function () {
                    return Render.renderUI(editor, panel);
                };

                return {
                    renderUI: renderUI,
                    getNotificationManagerImpl: function () {
                        return NotificationManagerImpl(editor);
                    },
                    getWindowManagerImpl: function () {
                        return WindowManagerImpl(editor);
                    }
                };
            };

            return {
                get: get
            };
        }
    );

    /**
 * ResolveGlobal.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.core.util.Promise',
        [
            'global!tinymce.util.Tools.resolve'
        ],
        function (resolve) {
            return resolve('tinymce.util.Promise');
        }
    );

    /**
 * Uuid.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Generates unique ids this is the same as in core but since
 * it's not exposed as a global we can't access it.
 */
    define(
        'tinymce.themes.inlite.alien.Uuid',
        [
        ],
        function () {
            var count = 0;

            var seed = function () {
                var rnd = function () {
                    return Math.round(Math.random() * 0xFFFFFFFF).toString(36);
                };

                return 's' + Date.now().toString(36) + rnd() + rnd() + rnd();
            };

            var uuid = function (prefix) {
                return prefix + (count++) + seed();
            };

            return {
                uuid: uuid
            };
        }
    );

    /**
 * Bookmark.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.themes.inlite.alien.Bookmark',
        [
        ],
        function () {
            /**
     * Returns a range bookmark. This will convert indexed bookmarks into temporary span elements with
     * index 0 so that they can be restored properly after the DOM has been modified. Text bookmarks will not have spans
     * added to them since they can be restored after a dom operation.
     *
     * So this: <p><b>|</b><b>|</b></p>
     * becomes: <p><b><span data-mce-type="bookmark">|</span></b><b data-mce-type="bookmark">|</span></b></p>
     *
     * @param  {DOMRange} rng DOM Range to get bookmark on.
     * @return {Object} Bookmark object.
     */
            var create = function (dom, rng) {
                var bookmark = {};

                function setupEndPoint (start) {
                    var offsetNode, container, offset;

                    container = rng[start ? 'startContainer' : 'endContainer'];
                    offset = rng[start ? 'startOffset' : 'endOffset'];

                    if (container.nodeType == 1) {
                        offsetNode = dom.create('span', { 'data-mce-type': 'bookmark' });

                        if (container.hasChildNodes()) {
                            offset = Math.min(offset, container.childNodes.length - 1);

                            if (start) {
                                container.insertBefore(offsetNode, container.childNodes[offset]);
                            } else {
                                dom.insertAfter(offsetNode, container.childNodes[offset]);
                            }
                        } else {
                            container.appendChild(offsetNode);
                        }

                        container = offsetNode;
                        offset = 0;
                    }

                    bookmark[start ? 'startContainer' : 'endContainer'] = container;
                    bookmark[start ? 'startOffset' : 'endOffset'] = offset;
                }

                setupEndPoint(true);

                if (!rng.collapsed) {
                    setupEndPoint();
                }

                return bookmark;
            };

            /**
     * Moves the selection to the current bookmark and removes any selection container wrappers.
     *
     * @param {Object} bookmark Bookmark object to move selection to.
     */
            var resolve = function (dom, bookmark) {
                function restoreEndPoint (start) {
                    var container, offset, node;

                    function nodeIndex (container) {
                        var node = container.parentNode.firstChild, idx = 0;

                        while (node) {
                            if (node == container) {
                                return idx;
                            }

                            // Skip data-mce-type=bookmark nodes
                            if (node.nodeType != 1 || node.getAttribute('data-mce-type') != 'bookmark') {
                                idx++;
                            }

                            node = node.nextSibling;
                        }

                        return -1;
                    }

                    container = node = bookmark[start ? 'startContainer' : 'endContainer'];
                    offset = bookmark[start ? 'startOffset' : 'endOffset'];

                    if (!container) {
                        return;
                    }

                    if (container.nodeType == 1) {
                        offset = nodeIndex(container);
                        container = container.parentNode;
                        dom.remove(node);
                    }

                    bookmark[start ? 'startContainer' : 'endContainer'] = container;
                    bookmark[start ? 'startOffset' : 'endOffset'] = offset;
                }

                restoreEndPoint(true);
                restoreEndPoint();

                var rng = dom.createRng();

                rng.setStart(bookmark.startContainer, bookmark.startOffset);

                if (bookmark.endContainer) {
                    rng.setEnd(bookmark.endContainer, bookmark.endOffset);
                }

                return rng;
            };

            return {
                create: create,
                resolve: resolve
            };
        }
    );

    /**
 * ResolveGlobal.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.core.dom.TreeWalker',
        [
            'global!tinymce.util.Tools.resolve'
        ],
        function (resolve) {
            return resolve('tinymce.dom.TreeWalker');
        }
    );

    /**
 * ResolveGlobal.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.core.dom.RangeUtils',
        [
            'global!tinymce.util.Tools.resolve'
        ],
        function (resolve) {
            return resolve('tinymce.dom.RangeUtils');
        }
    );

    /**
 * Unlink.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Unlink implementation that doesn't leave partial links for example it would produce:
 *  a[b<a href="x">c]d</a>e -> a[bc]de
 * instead of:
 *  a[b<a href="x">c]d</a>e -> a[bc]<a href="x">d</a>e
 */
    define(
        'tinymce.themes.inlite.alien.Unlink',
        [
            'tinymce.themes.inlite.alien.Bookmark',
            'tinymce.core.util.Tools',
            'tinymce.core.dom.TreeWalker',
            'tinymce.core.dom.RangeUtils'
        ],
        function (Bookmark, Tools, TreeWalker, RangeUtils) {
            var getSelectedElements = function (rootElm, startNode, endNode) {
                var walker, node, elms = [];

                walker = new TreeWalker(startNode, rootElm);
                for (node = startNode; node; node = walker.next()) {
                    if (node.nodeType === 1) {
                        elms.push(node);
                    }

                    if (node === endNode) {
                        break;
                    }
                }

                return elms;
            };

            var unwrapElements = function (editor, elms) {
                var bookmark, dom, selection;

                dom = editor.dom;
                selection = editor.selection;
                bookmark = Bookmark.create(dom, selection.getRng());

                Tools.each(elms, function (elm) {
                    editor.dom.remove(elm, true);
                });

                selection.setRng(Bookmark.resolve(dom, bookmark));
            };

            var isLink = function (elm) {
                return elm.nodeName === 'A' && elm.hasAttribute('href');
            };

            var getParentAnchorOrSelf = function (dom, elm) {
                var anchorElm = dom.getParent(elm, isLink);
                return anchorElm || elm;
            };

            var getSelectedAnchors = function (editor) {
                var startElm, endElm, rootElm, anchorElms, selection, dom, rng;

                selection = editor.selection;
                dom = editor.dom;
                rng = selection.getRng();
                startElm = getParentAnchorOrSelf(dom, RangeUtils.getNode(rng.startContainer, rng.startOffset));
                endElm = RangeUtils.getNode(rng.endContainer, rng.endOffset);
                rootElm = editor.getBody();
                anchorElms = Tools.grep(getSelectedElements(rootElm, startElm, endElm), isLink);

                return anchorElms;
            };

            var unlinkSelection = function (editor) {
                unwrapElements(editor, getSelectedAnchors(editor));
            };

            return {
                unlinkSelection: unlinkSelection
            };
        }
    );

    /**
 * Actions.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.themes.inlite.core.Actions',
        [
            'tinymce.themes.inlite.alien.Uuid',
            'tinymce.themes.inlite.alien.Unlink'
        ],
        function (Uuid, Unlink) {
            var createTableHtml = function (cols, rows) {
                var x, y, html;

                html = '<table data-mce-id="mce" style="width: 100%">';
                html += '<tbody>';

                for (y = 0; y < rows; y++) {
                    html += '<tr>';

                    for (x = 0; x < cols; x++) {
                        html += '<td><br></td>';
                    }

                    html += '</tr>';
                }

                html += '</tbody>';
                html += '</table>';

                return html;
            };

            var getInsertedElement = function (editor) {
                var elms = editor.dom.select('*[data-mce-id]');
                return elms[0];
            };

            var insertTable = function (editor, cols, rows) {
                editor.undoManager.transact(function () {
                    var tableElm, cellElm;

                    editor.insertContent(createTableHtml(cols, rows));

                    tableElm = getInsertedElement(editor);
                    tableElm.removeAttribute('data-mce-id');
                    cellElm = editor.dom.select('td,th', tableElm);
                    editor.selection.setCursorLocation(cellElm[0], 0);
                });
            };

            var formatBlock = function (editor, formatName) {
                editor.execCommand('FormatBlock', false, formatName);
            };

            var insertBlob = function (editor, base64, blob) {
                var blobCache, blobInfo;

                blobCache = editor.editorUpload.blobCache;
                blobInfo = blobCache.create(Uuid.uuid('mceu'), blob, base64);
                blobCache.add(blobInfo);

                editor.insertContent(editor.dom.createHTML('img', { src: blobInfo.blobUri() }));
            };

            var collapseSelectionToEnd = function (editor) {
                editor.selection.collapse(false);
            };

            var unlink = function (editor) {
                editor.focus();
                Unlink.unlinkSelection(editor);
                collapseSelectionToEnd(editor);
            };

            var changeHref = function (editor, elm, url) {
                editor.focus();
                editor.dom.setAttrib(elm, 'href', url);
                collapseSelectionToEnd(editor);
            };

            var insertLink = function (editor, url) {
                editor.execCommand('mceInsertLink', false, { href: url });
                collapseSelectionToEnd(editor);
            };

            var updateOrInsertLink = function (editor, url) {
                var elm = editor.dom.getParent(editor.selection.getStart(), 'a[href]');
                elm ? changeHref(editor, elm, url) : insertLink(editor, url);
            };

            var createLink = function (editor, url) {
                url.trim().length === 0 ? unlink(editor) : updateOrInsertLink(editor, url);
            };

            return {
                insertTable: insertTable,
                formatBlock: formatBlock,
                insertBlob: insertBlob,
                createLink: createLink,
                unlink: unlink
            };
        }
    );

    /**
 * UrlType.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.themes.inlite.core.UrlType',
        [
        ],
        function () {
            var isDomainLike = function (href) {
                return /^www\.|\.(com|org|edu|gov|uk|net|ca|de|jp|fr|au|us|ru|ch|it|nl|se|no|es|mil)$/i.test(href.trim());
            };

            var isAbsolute = function (href) {
                return /^https?:\/\//.test(href.trim());
            };

            return {
                isDomainLike: isDomainLike,
                isAbsolute: isAbsolute
            };
        }
    );

    /**
 * Forms.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.themes.inlite.ui.Forms',
        [
            'tinymce.core.util.Tools',
            'tinymce.core.ui.Factory',
            'tinymce.core.util.Promise',
            'tinymce.themes.inlite.core.Actions',
            'tinymce.themes.inlite.core.UrlType'
        ],
        function (Tools, Factory, Promise, Actions, UrlType) {
            var focusFirstTextBox = function (form) {
                form.find('textbox').eq(0).each(function (ctrl) {
                    ctrl.focus();
                });
            };

            var createForm = function (name, spec) {
                var form = Factory.create(
                    Tools.extend({
                        type: 'form',
                        layout: 'flex',
                        direction: 'row',
                        padding: 5,
                        name: name,
                        spacing: 3
                    }, spec)
                );

                form.on('show', function () {
                    focusFirstTextBox(form);
                });

                return form;
            };

            var toggleVisibility = function (ctrl, state) {
                return state ? ctrl.show() : ctrl.hide();
            };

            var askAboutPrefix = function (editor, href) {
                return new Promise(function (resolve) {
                    editor.windowManager.confirm(
                        'The URL you entered seems to be an external link. Do you want to add the required http:// prefix?',
                        function (result) {
                            var output = result === true ? 'http://' + href : href;
                            resolve(output);
                        }
                    );
                });
            };

            var convertLinkToAbsolute = function (editor, href) {
                return !UrlType.isAbsolute(href) && UrlType.isDomainLike(href) ? askAboutPrefix(editor, href) : Promise.resolve(href);
            };

            var createQuickLinkForm = function (editor, hide) {
                var attachState = {};

                var unlink = function () {
                    editor.focus();
                    Actions.unlink(editor);
                    hide();
                };

                var onChangeHandler = function (e) {
                    var meta = e.meta;

                    if (meta && meta.attach) {
                        attachState = {
                            href: this.value(),
                            attach: meta.attach
                        };
                    }
                };

                var onShowHandler = function (e) {
                    if (e.control === this) {
                        var elm, linkurl = '';

                        elm = editor.dom.getParent(editor.selection.getStart(), 'a[href]');
                        if (elm) {
                            linkurl = editor.dom.getAttrib(elm, 'href');
                        }

                        this.fromJSON({
                            linkurl: linkurl
                        });

                        toggleVisibility(this.find('#unlink'), elm);
                        this.find('#linkurl')[0].focus();
                    }
                };

                return createForm('quicklink', {
                    items: [
                        { type: 'button', name: 'unlink', icon: 'unlink', onclick: unlink, tooltip: 'Remove link' },
                        { type: 'filepicker', name: 'linkurl', placeholder: 'Paste or type a link', filetype: 'file', onchange: onChangeHandler },
                        { type: 'button', icon: 'checkmark', subtype: 'primary', tooltip: 'Ok', onclick: 'submit' }
                    ],
                    onshow: onShowHandler,
                    onsubmit: function (e) {
                        convertLinkToAbsolute(editor, e.data.linkurl).then(function (url) {
                            editor.undoManager.transact(function () {
                                if (url === attachState.href) {
                                    attachState.attach();
                                    attachState = {};
                                }

                                Actions.createLink(editor, url);
                            });

                            hide();
                        });
                    }
                });
            };

            return {
                createQuickLinkForm: createQuickLinkForm
            };
        }
    );

    /**
 * Toolbar.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.themes.inlite.ui.Toolbar',
        [
            'tinymce.core.util.Tools',
            'tinymce.core.ui.Factory',
            'tinymce.themes.inlite.alien.Type'
        ],
        function (Tools, Factory, Type) {
            var getSelectorStateResult = function (itemName, item) {
                var result = function (selector, handler) {
                    return {
                        selector: selector,
                        handler: handler
                    };
                };

                var activeHandler = function (state) {
                    item.active(state);
                };

                var disabledHandler = function (state) {
                    item.disabled(state);
                };

                if (item.settings.stateSelector) {
                    return result(item.settings.stateSelector, activeHandler);
                }

                if (item.settings.disabledStateSelector) {
                    return result(item.settings.disabledStateSelector, disabledHandler);
                }

                return null;
            };

            var bindSelectorChanged = function (editor, itemName, item) {
                return function () {
                    var result = getSelectorStateResult(itemName, item);
                    if (result !== null) {
                        editor.selection.selectorChanged(result.selector, result.handler);
                    }
                };
            };

            var itemsToArray = function (items) {
                if (Type.isArray(items)) {
                    return items;
                } else if (Type.isString(items)) {
                    return items.split(/[ ,]/);
                }

                return [];
            };

            var create = function (editor, name, items) {
                var toolbarItems = [], buttonGroup;

                if (!items) {
                    return;
                }

                Tools.each(itemsToArray(items), function (item) {
                    var itemName;

                    if (item == '|') {
                        buttonGroup = null;
                    } else {
                        if (editor.buttons[item]) {
                            if (!buttonGroup) {
                                buttonGroup = { type: 'buttongroup', items: [] };
                                toolbarItems.push(buttonGroup);
                            }

                            itemName = item;
                            item = editor.buttons[itemName];

                            if (typeof item === 'function') {
                                item = item();
                            }

                            item.type = item.type || 'button';

                            item = Factory.create(item);
                            item.on('postRender', bindSelectorChanged(editor, itemName, item));
                            buttonGroup.items.push(item);
                        }
                    }
                });

                return Factory.create({
                    type: 'toolbar',
                    layout: 'flow',
                    name: name,
                    items: toolbarItems
                });
            };

            return {
                create: create
            };
        }
    );

    /**
 * Panel.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.themes.inlite.ui.Panel',
        [
            'global!document',
            'tinymce.core.dom.DOMUtils',
            'tinymce.core.ui.Factory',
            'tinymce.core.util.Tools',
            'tinymce.themes.inlite.api.Events',
            'tinymce.themes.inlite.api.Settings',
            'tinymce.themes.inlite.core.Layout',
            'tinymce.themes.inlite.core.Measure',
            'tinymce.themes.inlite.ui.Forms',
            'tinymce.themes.inlite.ui.Toolbar'
        ],
        function (document, DOMUtils, Factory, Tools, Events, Settings, Layout, Measure, Forms, Toolbar) {
            return function () {
                var panel, currentRect;

                var createToolbars = function (editor, toolbars) {
                    return Tools.map(toolbars, function (toolbar) {
                        return Toolbar.create(editor, toolbar.id, toolbar.items);
                    });
                };

                var hasToolbarItems = function (toolbar) {
                    return toolbar.items().length > 0;
                };

                var create = function (editor, toolbars) {
                    var items = createToolbars(editor, toolbars).concat([
                        Toolbar.create(editor, 'text', Settings.getTextSelectionToolbarItems(editor)),
                        Toolbar.create(editor, 'insert', Settings.getInsertToolbarItems(editor)),
                        Forms.createQuickLinkForm(editor, hide)
                    ]);

                    return Factory.create({
                        type: 'floatpanel',
                        role: 'dialog',
                        classes: 'tinymce tinymce-inline arrow',
                        ariaLabel: 'Inline toolbar',
                        layout: 'flex',
                        direction: 'column',
                        align: 'stretch',
                        autohide: false,
                        autofix: true,
                        fixed: true,
                        border: 1,
                        items: Tools.grep(items, hasToolbarItems),
                        oncancel: function () {
                            editor.focus();
                        }
                    });
                };

                var showPanel = function (panel) {
                    if (panel) {
                        panel.show();
                    }
                };

                var movePanelTo = function (panel, pos) {
                    panel.moveTo(pos.x, pos.y);
                };

                var togglePositionClass = function (panel, relPos) {
                    relPos = relPos ? relPos.substr(0, 2) : '';

                    Tools.each({
                        t: 'down',
                        b: 'up',
                        c: 'center'
                    }, function (cls, pos) {
                        panel.classes.toggle('arrow-' + cls, pos === relPos.substr(0, 1));
                    });

                    if (relPos === 'cr') {
                        panel.classes.toggle('arrow-left', true);
                        panel.classes.toggle('arrow-right', false);
                    } else if (relPos === 'cl') {
                        panel.classes.toggle('arrow-left', true);
                        panel.classes.toggle('arrow-right', true);
                    } else {
                        Tools.each({
                            l: 'left',
                            r: 'right'
                        }, function (cls, pos) {
                            panel.classes.toggle('arrow-' + cls, pos === relPos.substr(1, 1));
                        });
                    }
                };

                var showToolbar = function (panel, id) {
                    var toolbars = panel.items().filter('#' + id);

                    if (toolbars.length > 0) {
                        toolbars[0].show();
                        panel.reflow();
                        return true;
                    }

                    return false;
                };

                var repositionPanelAt = function (panel, id, editor, targetRect) {
                    var contentAreaRect, panelRect, result, userConstainHandler;

                    userConstainHandler = Settings.getPositionHandler(editor);
                    contentAreaRect = Measure.getContentAreaRect(editor);
                    panelRect = DOMUtils.DOM.getRect(panel.getEl());

                    if (id === 'insert') {
                        result = Layout.calcInsert(targetRect, contentAreaRect, panelRect);
                    } else {
                        result = Layout.calc(targetRect, contentAreaRect, panelRect);
                    }

                    if (result) {
                        panelRect = result.rect;
                        currentRect = targetRect;
                        movePanelTo(panel, Layout.userConstrain(userConstainHandler, targetRect, contentAreaRect, panelRect));
                        togglePositionClass(panel, result.position);
                        return true;
                    } else {
                        return false;
                    }
                };

                var showPanelAt = function (panel, id, editor, targetRect) {
                    showPanel(panel);
                    panel.items().hide();

                    if (!showToolbar(panel, id)) {
                        hide(panel);
                        return;
                    }

                    if (repositionPanelAt(panel, id, editor, targetRect) === false) {
                        hide(panel);
                    }
                };

                var hasFormVisible = function () {
                    return panel.items().filter('form:visible').length > 0;
                };

                var showForm = function (editor, id) {
                    if (panel) {
                        panel.items().hide();

                        if (!showToolbar(panel, id)) {
                            hide(panel);
                            return;
                        }

                        var contentAreaRect, panelRect, result, userConstainHandler;

                        showPanel(panel);
                        panel.items().hide();
                        showToolbar(panel, id);

                        userConstainHandler = Settings.getPositionHandler(editor);
                        contentAreaRect = Measure.getContentAreaRect(editor);
                        panelRect = DOMUtils.DOM.getRect(panel.getEl());

                        result = Layout.calc(currentRect, contentAreaRect, panelRect);

                        if (result) {
                            panelRect = result.rect;
                            movePanelTo(panel, Layout.userConstrain(userConstainHandler, currentRect, contentAreaRect, panelRect));
                            togglePositionClass(panel, result.position);
                        }
                    }
                };

                var show = function (editor, id, targetRect, toolbars) {
                    if (!panel) {
                        Events.fireBeforeRenderUI(editor);
                        panel = create(editor, toolbars);
                        panel.renderTo(document.body).reflow().moveTo(targetRect.x, targetRect.y);
                        editor.nodeChanged();
                    }

                    showPanelAt(panel, id, editor, targetRect);
                };

                var reposition = function (editor, id, targetRect) {
                    if (panel) {
                        repositionPanelAt(panel, id, editor, targetRect);
                    }
                };

                var hide = function () {
                    if (panel) {
                        panel.hide();
                    }
                };

                var focus = function () {
                    if (panel) {
                        panel.find('toolbar:visible').eq(0).each(function (item) {
                            item.focus(true);
                        });
                    }
                };

                var remove = function () {
                    if (panel) {
                        panel.remove();
                        panel = null;
                    }
                };

                var inForm = function () {
                    return panel && panel.visible() && hasFormVisible();
                };

                return {
                    show: show,
                    showForm: showForm,
                    reposition: reposition,
                    inForm: inForm,
                    hide: hide,
                    focus: focus,
                    remove: remove
                };
            };
        }
    );

    define(
        'ephox.katamari.api.Global',

        [
        ],

        function () {
            // Use window object as the global if it's available since CSP will block script evals
            if (typeof window !== 'undefined') {
                return window;
            } else {
                return Function('return this;')();
            }
        }
    );

    define(
        'ephox.katamari.api.Resolve',

        [
            'ephox.katamari.api.Global'
        ],

        function (Global) {
            /** path :: ([String], JsObj?) -> JsObj */
            var path = function (parts, scope) {
                var o = scope !== undefined ? scope : Global;
                for (var i = 0; i < parts.length && o !== undefined && o !== null; ++i) { o = o[parts[i]]; }
                return o;
            };

            /** resolve :: (String, JsObj?) -> JsObj */
            var resolve = function (p, scope) {
                var parts = p.split('.');
                return path(parts, scope);
            };

            /** step :: (JsObj, String) -> JsObj */
            var step = function (o, part) {
                if (o[part] === undefined || o[part] === null) { o[part] = {}; }
                return o[part];
            };

            /** forge :: ([String], JsObj?) -> JsObj */
            var forge = function (parts, target) {
                var o = target !== undefined ? target : Global;
                for (var i = 0; i < parts.length; ++i) { o = step(o, parts[i]); }
                return o;
            };

            /** namespace :: (String, JsObj?) -> JsObj */
            var namespace = function (name, target) {
                var parts = name.split('.');
                return forge(parts, target);
            };

            return {
                path: path,
                resolve: resolve,
                forge: forge,
                namespace: namespace
            };
        }
    );

    define(
        'ephox.sand.util.Global',

        [
            'ephox.katamari.api.Resolve'
        ],

        function (Resolve) {
            var unsafe = function (name, scope) {
                return Resolve.resolve(name, scope);
            };

            var getOrDie = function (name, scope) {
                var actual = unsafe(name, scope);

                if (actual === undefined) throw name + ' not available on this browser';
                return actual;
            };

            return {
                getOrDie: getOrDie
            };
        }
    );
    define(
        'ephox.sand.api.FileReader',

        [
            'ephox.sand.util.Global'
        ],

        function (Global) {
            /*
     * IE10 and above per
     * https://developer.mozilla.org/en-US/docs/Web/API/FileReader
     */
            return function () {
                var f = Global.getOrDie('FileReader');
                return new f();
            };
        }
    );
    /**
 * Conversions.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.themes.inlite.file.Conversions',
        [
            'ephox.sand.api.FileReader',
            'tinymce.core.util.Promise'
        ],
        function (FileReader, Promise) {
            var blobToBase64 = function (blob) {
                return new Promise(function (resolve) {
                    var reader = new FileReader();

                    reader.onloadend = function () {
                        resolve(reader.result.split(',')[1]);
                    };

                    reader.readAsDataURL(blob);
                });
            };

            return {
                blobToBase64: blobToBase64
            };
        }
    );

    /**
 * Picker.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.themes.inlite.file.Picker',
        [
            'global!document',
            'tinymce.core.util.Promise'
        ],
        function (document, Promise) {
            var pickFile = function () {
                return new Promise(function (resolve) {
                    var fileInput;

                    fileInput = document.createElement('input');
                    fileInput.type = 'file';
                    fileInput.style.position = 'fixed';
                    fileInput.style.left = 0;
                    fileInput.style.top = 0;
                    fileInput.style.opacity = 0.001;
                    document.body.appendChild(fileInput);

                    fileInput.onchange = function (e) {
                        resolve(Array.prototype.slice.call(e.target.files));
                    };

                    fileInput.click();
                    fileInput.parentNode.removeChild(fileInput);
                });
            };

            return {
                pickFile: pickFile
            };
        }
    );

    /**
 * Buttons.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.themes.inlite.ui.Buttons',
        [
            'tinymce.themes.inlite.ui.Panel',
            'tinymce.themes.inlite.file.Conversions',
            'tinymce.themes.inlite.file.Picker',
            'tinymce.themes.inlite.core.Actions'
        ],
        function (Panel, Conversions, Picker, Actions) {
            var addHeaderButtons = function (editor) {
                var formatBlock = function (name) {
                    return function () {
                        Actions.formatBlock(editor, name);
                    };
                };

                for (var i = 1; i < 6; i++) {
                    var name = 'h' + i;

                    editor.addButton(name, {
                        text: name.toUpperCase(),
                        tooltip: 'Heading ' + i,
                        stateSelector: name,
                        onclick: formatBlock(name),
                        onPostRender: function () {
                            // TODO: Remove this hack that produces bold H1-H6 when we have proper icons
                            var span = this.getEl().firstChild.firstChild;
                            span.style.fontWeight = 'bold';
                        }
                    });
                }
            };

            var addToEditor = function (editor, panel) {
                editor.addButton('quicklink', {
                    icon: 'link',
                    tooltip: 'Insert/Edit link',
                    stateSelector: 'a[href]',
                    onclick: function () {
                        panel.showForm(editor, 'quicklink');
                    }
                });

                editor.addButton('quickimage', {
                    icon: 'image',
                    tooltip: 'Insert image',
                    onclick: function () {
                        Picker.pickFile().then(function (files) {
                            var blob = files[0];

                            Conversions.blobToBase64(blob).then(function (base64) {
                                Actions.insertBlob(editor, base64, blob);
                            });
                        });
                    }
                });

                editor.addButton('quicktable', {
                    icon: 'table',
                    tooltip: 'Insert table',
                    onclick: function () {
                        panel.hide();
                        Actions.insertTable(editor, 2, 2);
                    }
                });

                addHeaderButtons(editor);
            };

            return {
                addToEditor: addToEditor
            };
        }
    );

    /**
 * Layout.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Base layout manager class.
 *
 * @class tinymce.ui.Layout
 */
    define(
        'tinymce.ui.Layout',
        [
            'tinymce.core.util.Class',
            'tinymce.core.util.Tools'
        ],
        function (Class, Tools) {
            'use strict';

            return Class.extend({
                Defaults: {
                    firstControlClass: 'first',
                    lastControlClass: 'last'
                },

                /**
       * Constructs a layout instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       */
                init: function (settings) {
                    this.settings = Tools.extend({}, this.Defaults, settings);
                },

                /**
       * This method gets invoked before the layout renders the controls.
       *
       * @method preRender
       * @param {tinymce.ui.Container} container Container instance to preRender.
       */
                preRender: function (container) {
                    container.bodyClasses.add(this.settings.containerClass);
                },

                /**
       * Applies layout classes to the container.
       *
       * @private
       */
                applyClasses: function (items) {
                    var self = this, settings = self.settings, firstClass, lastClass, firstItem, lastItem;

                    firstClass = settings.firstControlClass;
                    lastClass = settings.lastControlClass;

                    items.each(function (item) {
                        item.classes.remove(firstClass).remove(lastClass).add(settings.controlClass);

                        if (item.visible()) {
                            if (!firstItem) {
                                firstItem = item;
                            }

                            lastItem = item;
                        }
                    });

                    if (firstItem) {
                        firstItem.classes.add(firstClass);
                    }

                    if (lastItem) {
                        lastItem.classes.add(lastClass);
                    }
                },

                /**
       * Renders the specified container and any layout specific HTML.
       *
       * @method renderHtml
       * @param {tinymce.ui.Container} container Container to render HTML for.
       */
                renderHtml: function (container) {
                    var self = this, html = '';

                    self.applyClasses(container.items());

                    container.items().each(function (item) {
                        html += item.renderHtml();
                    });

                    return html;
                },

                /**
       * Recalculates the positions of the controls in the specified container.
       *
       * @method recalc
       * @param {tinymce.ui.Container} container Container instance to recalc.
       */
                recalc: function () {
                },

                /**
       * This method gets invoked after the layout renders the controls.
       *
       * @method postRender
       * @param {tinymce.ui.Container} container Container instance to postRender.
       */
                postRender: function () {
                },

                isNative: function () {
                    return false;
                }
            });
        }
    );
    /**
 * AbsoluteLayout.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * LayoutManager for absolute positioning. This layout manager is more of
 * a base class for other layouts but can be created and used directly.
 *
 * @-x-less AbsoluteLayout.less
 * @class tinymce.ui.AbsoluteLayout
 * @extends tinymce.ui.Layout
 */
    define(
        'tinymce.ui.AbsoluteLayout',
        [
            'tinymce.ui.Layout'
        ],
        function (Layout) {
            'use strict';

            return Layout.extend({
                Defaults: {
                    containerClass: 'abs-layout',
                    controlClass: 'abs-layout-item'
                },

                /**
       * Recalculates the positions of the controls in the specified container.
       *
       * @method recalc
       * @param {tinymce.ui.Container} container Container instance to recalc.
       */
                recalc: function (container) {
                    container.items().filter(':visible').each(function (ctrl) {
                        var settings = ctrl.settings;

                        ctrl.layoutRect({
                            x: settings.x,
                            y: settings.y,
                            w: settings.w,
                            h: settings.h
                        });

                        if (ctrl.recalc) {
                            ctrl.recalc();
                        }
                    });
                },

                /**
       * Renders the specified container and any layout specific HTML.
       *
       * @method renderHtml
       * @param {tinymce.ui.Container} container Container to render HTML for.
       */
                renderHtml: function (container) {
                    return '<div id="' + container._id + '-absend" class="' + container.classPrefix + 'abs-end"></div>' + this._super(container);
                }
            });
        }
    );
    /**
 * Button.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This class is used to create buttons. You can create them directly or through the Factory.
 *
 * @example
 * // Create and render a button to the body element
 * tinymce.ui.Factory.create({
 *     type: 'button',
 *     text: 'My button'
 * }).renderTo(document.body);
 *
 * @-x-less Button.less
 * @class tinymce.ui.Button
 * @extends tinymce.ui.Widget
 */
    define(
        'tinymce.ui.Button',
        [
            'global!document',
            'global!window',
            'tinymce.ui.Widget'
        ],
        function (document, window, Widget) {
            'use strict';

            return Widget.extend({
                Defaults: {
                    classes: 'widget btn',
                    role: 'button'
                },

                /**
       * Constructs a new button instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       * @setting {String} size Size of the button small|medium|large.
       * @setting {String} image Image to use for icon.
       * @setting {String} icon Icon to use for button.
       */
                init: function (settings) {
                    var self = this, size;

                    self._super(settings);
                    settings = self.settings;

                    size = self.settings.size;

                    self.on('click mousedown', function (e) {
                        e.preventDefault();
                    });

                    self.on('touchstart', function (e) {
                        self.fire('click', e);
                        e.preventDefault();
                    });

                    if (settings.subtype) {
                        self.classes.add(settings.subtype);
                    }

                    if (size) {
                        self.classes.add('btn-' + size);
                    }

                    if (settings.icon) {
                        self.icon(settings.icon);
                    }
                },

                /**
       * Sets/gets the current button icon.
       *
       * @method icon
       * @param {String} [icon] New icon identifier.
       * @return {String|tinymce.ui.MenuButton} Current icon or current MenuButton instance.
       */
                icon: function (icon) {
                    if (!arguments.length) {
                        return this.state.get('icon');
                    }

                    this.state.set('icon', icon);

                    return this;
                },

                /**
       * Repaints the button for example after it's been resizes by a layout engine.
       *
       * @method repaint
       */
                repaint: function () {
                    var btnElm = this.getEl().firstChild,
                        btnStyle;

                    if (btnElm) {
                        btnStyle = btnElm.style;
                        btnStyle.width = btnStyle.height = '100%';
                    }

                    this._super();
                },

                /**
       * Renders the control as a HTML string.
       *
       * @method renderHtml
       * @return {String} HTML representing the control.
       */
                renderHtml: function () {
                    var self = this, id = self._id, prefix = self.classPrefix;
                    var icon = self.state.get('icon'), image, text = self.state.get('text'), textHtml = '';

                    image = self.settings.image;
                    if (image) {
                        icon = 'none';

                        // Support for [high dpi, low dpi] image sources
                        if (typeof image !== 'string') {
                            image = window.getSelection ? image[0] : image[1];
                        }

                        image = ' style="background-image: url(\'' + image + '\')"';
                    } else {
                        image = '';
                    }

                    if (text) {
                        self.classes.add('btn-has-text');
                        textHtml = '<span class="' + prefix + 'txt">' + self.encode(text) + '</span>';
                    }

                    icon = icon ? prefix + 'ico ' + prefix + 'i-' + icon : '';

                    return (
                        '<div id="' + id + '" class="' + self.classes + '" tabindex="-1">' +
          '<button id="' + id + '-button" role="presentation" type="button" tabindex="-1">' +
          (icon ? '<i class="' + icon + '"' + image + '></i>' : '') +
          textHtml +
          '</button>' +
          '</div>'
                    );
                },

                bindStates: function () {
                    var self = this, $ = self.$, textCls = self.classPrefix + 'txt';

                    function setButtonText (text) {
                        var $span = $('span.' + textCls, self.getEl());

                        if (text) {
                            if (!$span[0]) {
                                $('button:first', self.getEl()).append('<span class="' + textCls + '"></span>');
                                $span = $('span.' + textCls, self.getEl());
                            }

                            $span.html(self.encode(text));
                        } else {
                            $span.remove();
                        }

                        self.classes.toggle('btn-has-text', !!text);
                    }

                    self.state.on('change:text', function (e) {
                        setButtonText(e.value);
                    });

                    self.state.on('change:icon', function (e) {
                        var icon = e.value, prefix = self.classPrefix;

                        self.settings.icon = icon;
                        icon = icon ? prefix + 'ico ' + prefix + 'i-' + self.settings.icon : '';

                        var btnElm = self.getEl().firstChild, iconElm = btnElm.getElementsByTagName('i')[0];

                        if (icon) {
                            if (!iconElm || iconElm != btnElm.firstChild) {
                                iconElm = document.createElement('i');
                                btnElm.insertBefore(iconElm, btnElm.firstChild);
                            }

                            iconElm.className = icon;
                        } else if (iconElm) {
                            btnElm.removeChild(iconElm);
                        }

                        setButtonText(self.state.get('text'));
                    });

                    return self._super();
                }
            });
        }
    );

    defineGlobal('global!RegExp', RegExp);
    /**
 * BrowseButton.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Creates a new browse button.
 *
 * @-x-less BrowseButton.less
 * @class tinymce.ui.BrowseButton
 * @extends tinymce.ui.Widget
 */
    define(
        'tinymce.ui.BrowseButton',
        [
            'tinymce.ui.Button',
            'tinymce.core.util.Tools',
            'tinymce.ui.DomUtils',
            'tinymce.core.dom.DomQuery',
            'global!RegExp'
        ],
        function (Button, Tools, DomUtils, $, RegExp) {
            return Button.extend({
                /**
       * Constructs a instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       * @setting {Boolean} multiple True if the dropzone is a multiple control.
       * @setting {Number} maxLength Max length for the dropzone.
       * @setting {Number} size Size of the dropzone in characters.
       */
                init: function (settings) {
                    var self = this;

                    settings = Tools.extend({
                        text: 'Browse...',
                        multiple: false,
                        accept: null // by default accept any files
                    }, settings);

                    self._super(settings);

                    self.classes.add('browsebutton');

                    if (settings.multiple) {
                        self.classes.add('multiple');
                    }
                },

                /**
       * Called after the control has been rendered.
       *
       * @method postRender
       */
                postRender: function () {
                    var self = this;

                    var input = DomUtils.create('input', {
                        type: 'file',
                        id: self._id + '-browse',
                        accept: self.settings.accept
                    });

                    self._super();

                    $(input).on('change', function (e) {
                        var files = e.target.files;

                        self.value = function () {
                            if (!files.length) {
                                return null;
                            } else if (self.settings.multiple) {
                                return files;
                            } else {
                                return files[0];
                            }
                        };

                        e.preventDefault();

                        if (files.length) {
                            self.fire('change', e);
                        }
                    });

                    // ui.Button prevents default on click, so we shouldn't let the click to propagate up to it
                    $(input).on('click', function (e) {
                        e.stopPropagation();
                    });

                    $(self.getEl('button')).on('click', function (e) {
                        e.stopPropagation();
                        input.click();
                    });

                    // in newer browsers input doesn't have to be attached to dom to trigger browser dialog
                    // however older IE11 (< 11.1358.14393.0) still requires this
                    self.getEl().appendChild(input);
                },

                remove: function () {
                    $(this.getEl('button')).off();
                    $(this.getEl('input')).off();

                    this._super();
                }
            });
        }
    );

    /**
 * ButtonGroup.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This control enables you to put multiple buttons into a group. This is
 * useful when you want to combine similar toolbar buttons into a group.
 *
 * @example
 * // Create and render a buttongroup with two buttons to the body element
 * tinymce.ui.Factory.create({
 *     type: 'buttongroup',
 *     items: [
 *         {text: 'Button A'},
 *         {text: 'Button B'}
 *     ]
 * }).renderTo(document.body);
 *
 * @-x-less ButtonGroup.less
 * @class tinymce.ui.ButtonGroup
 * @extends tinymce.ui.Container
 */
    define(
        'tinymce.ui.ButtonGroup',
        [
            'tinymce.ui.Container'
        ],
        function (Container) {
            'use strict';

            return Container.extend({
                Defaults: {
                    defaultType: 'button',
                    role: 'group'
                },

                /**
       * Renders the control as a HTML string.
       *
       * @method renderHtml
       * @return {String} HTML representing the control.
       */
                renderHtml: function () {
                    var self = this, layout = self._layout;

                    self.classes.add('btn-group');
                    self.preRender();
                    layout.preRender(self);

                    return (
                        '<div id="' + self._id + '" class="' + self.classes + '">' +
          '<div id="' + self._id + '-body">' +
          (self.settings.html || '') + layout.renderHtml(self) +
          '</div>' +
          '</div>'
                    );
                }
            });
        }
    );
    /**
 * Checkbox.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This control creates a custom checkbox.
 *
 * @example
 * // Create and render a checkbox to the body element
 * tinymce.core.ui.Factory.create({
 *     type: 'checkbox',
 *     checked: true,
 *     text: 'My checkbox'
 * }).renderTo(document.body);
 *
 * @-x-less Checkbox.less
 * @class tinymce.ui.Checkbox
 * @extends tinymce.ui.Widget
 */
    define(
        'tinymce.ui.Checkbox',
        [
            'global!document',
            'tinymce.ui.Widget'
        ],
        function (document, Widget) {
            'use strict';

            return Widget.extend({
                Defaults: {
                    classes: 'checkbox',
                    role: 'checkbox',
                    checked: false
                },

                /**
       * Constructs a new Checkbox instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       * @setting {Boolean} checked True if the checkbox should be checked by default.
       */
                init: function (settings) {
                    var self = this;

                    self._super(settings);

                    self.on('click mousedown', function (e) {
                        e.preventDefault();
                    });

                    self.on('click', function (e) {
                        e.preventDefault();

                        if (!self.disabled()) {
                            self.checked(!self.checked());
                        }
                    });

                    self.checked(self.settings.checked);
                },

                /**
       * Getter/setter function for the checked state.
       *
       * @method checked
       * @param {Boolean} [state] State to be set.
       * @return {Boolean|tinymce.ui.Checkbox} True/false or checkbox if it's a set operation.
       */
                checked: function (state) {
                    if (!arguments.length) {
                        return this.state.get('checked');
                    }

                    this.state.set('checked', state);

                    return this;
                },

                /**
       * Getter/setter function for the value state.
       *
       * @method value
       * @param {Boolean} [state] State to be set.
       * @return {Boolean|tinymce.ui.Checkbox} True/false or checkbox if it's a set operation.
       */
                value: function (state) {
                    if (!arguments.length) {
                        return this.checked();
                    }

                    return this.checked(state);
                },

                /**
       * Renders the control as a HTML string.
       *
       * @method renderHtml
       * @return {String} HTML representing the control.
       */
                renderHtml: function () {
                    var self = this, id = self._id, prefix = self.classPrefix;

                    return (
                        '<div id="' + id + '" class="' + self.classes + '" unselectable="on" aria-labelledby="' + id + '-al" tabindex="-1">' +
          '<i class="' + prefix + 'ico ' + prefix + 'i-checkbox"></i>' +
          '<span id="' + id + '-al" class="' + prefix + 'label">' + self.encode(self.state.get('text')) + '</span>' +
          '</div>'
                    );
                },

                bindStates: function () {
                    var self = this;

                    function checked (state) {
                        self.classes.toggle('checked', state);
                        self.aria('checked', state);
                    }

                    self.state.on('change:text', function (e) {
                        self.getEl('al').firstChild.data = self.translate(e.value);
                    });

                    self.state.on('change:checked change:value', function (e) {
                        self.fire('change');
                        checked(e.value);
                    });

                    self.state.on('change:icon', function (e) {
                        var icon = e.value, prefix = self.classPrefix;

                        if (typeof icon === 'undefined') {
                            return self.settings.icon;
                        }

                        self.settings.icon = icon;
                        icon = icon ? prefix + 'ico ' + prefix + 'i-' + self.settings.icon : '';

                        var btnElm = self.getEl().firstChild, iconElm = btnElm.getElementsByTagName('i')[0];

                        if (icon) {
                            if (!iconElm || iconElm != btnElm.firstChild) {
                                iconElm = document.createElement('i');
                                btnElm.insertBefore(iconElm, btnElm.firstChild);
                            }

                            iconElm.className = icon;
                        } else if (iconElm) {
                            btnElm.removeChild(iconElm);
                        }
                    });

                    if (self.state.get('checked')) {
                        checked(true);
                    }

                    return self._super();
                }
            });
        }
    );
    /**
 * ResolveGlobal.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.core.util.VK',
        [
            'global!tinymce.util.Tools.resolve'
        ],
        function (resolve) {
            return resolve('tinymce.util.VK');
        }
    );

    /**
 * ComboBox.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This class creates a combobox control. Select box that you select a value from or
 * type a value into.
 *
 * @-x-less ComboBox.less
 * @class tinymce.ui.ComboBox
 * @extends tinymce.ui.Widget
 */
    define(
        'tinymce.ui.ComboBox',
        [
            'global!document',
            'tinymce.core.dom.DomQuery',
            'tinymce.core.ui.Factory',
            'tinymce.core.util.Tools',
            'tinymce.core.util.VK',
            'tinymce.ui.DomUtils',
            'tinymce.ui.Widget'
        ],
        function (document, DomQuery, Factory, Tools, VK, DomUtils, Widget) {
            'use strict';

            return Widget.extend({
                /**
       * Constructs a new control instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       * @setting {String} placeholder Placeholder text to display.
       */
                init: function (settings) {
                    var self = this;

                    self._super(settings);
                    settings = self.settings;

                    self.classes.add('combobox');
                    self.subinput = true;
                    self.ariaTarget = 'inp'; // TODO: Figure out a better way

                    settings.menu = settings.menu || settings.values;

                    if (settings.menu) {
                        settings.icon = 'caret';
                    }

                    self.on('click', function (e) {
                        var elm = e.target, root = self.getEl();

                        if (!DomQuery.contains(root, elm) && elm != root) {
                            return;
                        }

                        while (elm && elm != root) {
                            if (elm.id && elm.id.indexOf('-open') != -1) {
                                self.fire('action');

                                if (settings.menu) {
                                    self.showMenu();

                                    if (e.aria) {
                                        self.menu.items()[0].focus();
                                    }
                                }
                            }

                            elm = elm.parentNode;
                        }
                    });

                    // TODO: Rework this
                    self.on('keydown', function (e) {
                        var rootControl;

                        if (e.keyCode == 13 && e.target.nodeName === 'INPUT') {
                            e.preventDefault();

                            // Find root control that we can do toJSON on
                            self.parents().reverse().each(function (ctrl) {
                                if (ctrl.toJSON) {
                                    rootControl = ctrl;
                                    return false;
                                }
                            });

                            // Fire event on current text box with the serialized data of the whole form
                            self.fire('submit', { data: rootControl.toJSON() });
                        }
                    });

                    self.on('keyup', function (e) {
                        if (e.target.nodeName == 'INPUT') {
                            var oldValue = self.state.get('value');
                            var newValue = e.target.value;

                            if (newValue !== oldValue) {
                                self.state.set('value', newValue);
                                self.fire('autocomplete', e);
                            }
                        }
                    });

                    self.on('mouseover', function (e) {
                        var tooltip = self.tooltip().moveTo(-0xFFFF);

                        if (self.statusLevel() && e.target.className.indexOf(self.classPrefix + 'status') !== -1) {
                            var statusMessage = self.statusMessage() || 'Ok';
                            var rel = tooltip.text(statusMessage).show().testMoveRel(e.target, ['bc-tc', 'bc-tl', 'bc-tr']);

                            tooltip.classes.toggle('tooltip-n', rel == 'bc-tc');
                            tooltip.classes.toggle('tooltip-nw', rel == 'bc-tl');
                            tooltip.classes.toggle('tooltip-ne', rel == 'bc-tr');

                            tooltip.moveRel(e.target, rel);
                        }
                    });
                },

                statusLevel: function (value) {
                    if (arguments.length > 0) {
                        this.state.set('statusLevel', value);
                    }

                    return this.state.get('statusLevel');
                },

                statusMessage: function (value) {
                    if (arguments.length > 0) {
                        this.state.set('statusMessage', value);
                    }

                    return this.state.get('statusMessage');
                },

                showMenu: function () {
                    var self = this, settings = self.settings, menu;

                    if (!self.menu) {
                        menu = settings.menu || [];

                        // Is menu array then auto constuct menu control
                        if (menu.length) {
                            menu = {
                                type: 'menu',
                                items: menu
                            };
                        } else {
                            menu.type = menu.type || 'menu';
                        }

                        self.menu = Factory.create(menu).parent(self).renderTo(self.getContainerElm());
                        self.fire('createmenu');
                        self.menu.reflow();
                        self.menu.on('cancel', function (e) {
                            if (e.control === self.menu) {
                                self.focus();
                            }
                        });

                        self.menu.on('show hide', function (e) {
                            e.control.items().each(function (ctrl) {
                                ctrl.active(ctrl.value() == self.value());
                            });
                        }).fire('show');

                        self.menu.on('select', function (e) {
                            self.value(e.control.value());
                        });

                        self.on('focusin', function (e) {
                            if (e.target.tagName.toUpperCase() == 'INPUT') {
                                self.menu.hide();
                            }
                        });

                        self.aria('expanded', true);
                    }

                    self.menu.show();
                    self.menu.layoutRect({ w: self.layoutRect().w });
                    self.menu.moveRel(self.getEl(), self.isRtl() ? ['br-tr', 'tr-br'] : ['bl-tl', 'tl-bl']);
                },

                /**
       * Focuses the input area of the control.
       *
       * @method focus
       */
                focus: function () {
                    this.getEl('inp').focus();
                },

                /**
       * Repaints the control after a layout operation.
       *
       * @method repaint
       */
                repaint: function () {
                    var self = this, elm = self.getEl(), openElm = self.getEl('open'), rect = self.layoutRect();
                    var width, lineHeight, innerPadding = 0, inputElm = elm.firstChild;

                    if (self.statusLevel() && self.statusLevel() !== 'none') {
                        innerPadding = (
                            parseInt(DomUtils.getRuntimeStyle(inputElm, 'padding-right'), 10) -
            parseInt(DomUtils.getRuntimeStyle(inputElm, 'padding-left'), 10)
                        );
                    }

                    if (openElm) {
                        width = rect.w - DomUtils.getSize(openElm).width - 10;
                    } else {
                        width = rect.w - 10;
                    }

                    // Detect old IE 7+8 add lineHeight to align caret vertically in the middle
                    var doc = document;
                    if (doc.all && (!doc.documentMode || doc.documentMode <= 8)) {
                        lineHeight = (self.layoutRect().h - 2) + 'px';
                    }

                    DomQuery(inputElm).css({
                        width: width - innerPadding,
                        lineHeight: lineHeight
                    });

                    self._super();

                    return self;
                },

                /**
       * Post render method. Called after the control has been rendered to the target.
       *
       * @method postRender
       * @return {tinymce.ui.ComboBox} Current combobox instance.
       */
                postRender: function () {
                    var self = this;

                    DomQuery(this.getEl('inp')).on('change', function (e) {
                        self.state.set('value', e.target.value);
                        self.fire('change', e);
                    });

                    return self._super();
                },

                /**
       * Renders the control as a HTML string.
       *
       * @method renderHtml
       * @return {String} HTML representing the control.
       */
                renderHtml: function () {
                    var self = this, id = self._id, settings = self.settings, prefix = self.classPrefix;
                    var value = self.state.get('value') || '';
                    var icon, text, openBtnHtml = '', extraAttrs = '', statusHtml = '';

                    if ('spellcheck' in settings) {
                        extraAttrs += ' spellcheck="' + settings.spellcheck + '"';
                    }

                    if (settings.maxLength) {
                        extraAttrs += ' maxlength="' + settings.maxLength + '"';
                    }

                    if (settings.size) {
                        extraAttrs += ' size="' + settings.size + '"';
                    }

                    if (settings.subtype) {
                        extraAttrs += ' type="' + settings.subtype + '"';
                    }

                    statusHtml = '<i id="' + id + '-status" class="mce-status mce-ico" style="display: none"></i>';

                    if (self.disabled()) {
                        extraAttrs += ' disabled="disabled"';
                    }

                    icon = settings.icon;
                    if (icon && icon != 'caret') {
                        icon = prefix + 'ico ' + prefix + 'i-' + settings.icon;
                    }

                    text = self.state.get('text');

                    if (icon || text) {
                        openBtnHtml = (
                            '<div id="' + id + '-open" class="' + prefix + 'btn ' + prefix + 'open" tabIndex="-1" role="button">' +
            '<button id="' + id + '-action" type="button" hidefocus="1" tabindex="-1">' +
            (icon != 'caret' ? '<i class="' + icon + '"></i>' : '<i class="' + prefix + 'caret"></i>') +
            (text ? (icon ? ' ' : '') + text : '') +
            '</button>' +
            '</div>'
                        );

                        self.classes.add('has-open');
                    }

                    return (
                        '<div id="' + id + '" class="' + self.classes + '">' +
          '<input id="' + id + '-inp" class="' + prefix + 'textbox" value="' +
          self.encode(value, false) + '" hidefocus="1"' + extraAttrs + ' placeholder="' +
          self.encode(settings.placeholder) + '" />' +
          statusHtml +
          openBtnHtml +
          '</div>'
                    );
                },

                value: function (value) {
                    if (arguments.length) {
                        this.state.set('value', value);
                        return this;
                    }

                    // Make sure the real state is in sync
                    if (this.state.get('rendered')) {
                        this.state.set('value', this.getEl('inp').value);
                    }

                    return this.state.get('value');
                },

                showAutoComplete: function (items, term) {
                    var self = this;

                    if (items.length === 0) {
                        self.hideMenu();
                        return;
                    }

                    var insert = function (value, title) {
                        return function () {
                            self.fire('selectitem', {
                                title: title,
                                value: value
                            });
                        };
                    };

                    if (self.menu) {
                        self.menu.items().remove();
                    } else {
                        self.menu = Factory.create({
                            type: 'menu',
                            classes: 'combobox-menu',
                            layout: 'flow'
                        }).parent(self).renderTo();
                    }

                    Tools.each(items, function (item) {
                        self.menu.add({
                            text: item.title,
                            url: item.previewUrl,
                            match: term,
                            classes: 'menu-item-ellipsis',
                            onclick: insert(item.value, item.title)
                        });
                    });

                    self.menu.renderNew();
                    self.hideMenu();

                    self.menu.on('cancel', function (e) {
                        if (e.control.parent() === self.menu) {
                            e.stopPropagation();
                            self.focus();
                            self.hideMenu();
                        }
                    });

                    self.menu.on('select', function () {
                        self.focus();
                    });

                    var maxW = self.layoutRect().w;
                    self.menu.layoutRect({ w: maxW, minW: 0, maxW: maxW });
                    self.menu.reflow();
                    self.menu.show();
                    self.menu.moveRel(self.getEl(), self.isRtl() ? ['br-tr', 'tr-br'] : ['bl-tl', 'tl-bl']);
                },

                hideMenu: function () {
                    if (this.menu) {
                        this.menu.hide();
                    }
                },

                bindStates: function () {
                    var self = this;

                    self.state.on('change:value', function (e) {
                        if (self.getEl('inp').value != e.value) {
                            self.getEl('inp').value = e.value;
                        }
                    });

                    self.state.on('change:disabled', function (e) {
                        self.getEl('inp').disabled = e.value;
                    });

                    self.state.on('change:statusLevel', function (e) {
                        var statusIconElm = self.getEl('status');
                        var prefix = self.classPrefix, value = e.value;

                        DomUtils.css(statusIconElm, 'display', value === 'none' ? 'none' : '');
                        DomUtils.toggleClass(statusIconElm, prefix + 'i-checkmark', value === 'ok');
                        DomUtils.toggleClass(statusIconElm, prefix + 'i-warning', value === 'warn');
                        DomUtils.toggleClass(statusIconElm, prefix + 'i-error', value === 'error');
                        self.classes.toggle('has-status', value !== 'none');
                        self.repaint();
                    });

                    DomUtils.on(self.getEl('status'), 'mouseleave', function () {
                        self.tooltip().hide();
                    });

                    self.on('cancel', function (e) {
                        if (self.menu && self.menu.visible()) {
                            e.stopPropagation();
                            self.hideMenu();
                        }
                    });

                    var focusIdx = function (idx, menu) {
                        if (menu && menu.items().length > 0) {
                            menu.items().eq(idx)[0].focus();
                        }
                    };

                    self.on('keydown', function (e) {
                        var keyCode = e.keyCode;

                        if (e.target.nodeName === 'INPUT') {
                            if (keyCode === VK.DOWN) {
                                e.preventDefault();
                                self.fire('autocomplete');
                                focusIdx(0, self.menu);
                            } else if (keyCode === VK.UP) {
                                e.preventDefault();
                                focusIdx(-1, self.menu);
                            }
                        }
                    });

                    return self._super();
                },

                remove: function () {
                    DomQuery(this.getEl('inp')).off();

                    if (this.menu) {
                        this.menu.remove();
                    }

                    this._super();
                }
            });
        }
    );
    /**
 * ColorBox.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This widget lets you enter colors and browse for colors by pressing the color button. It also displays
 * a preview of the current color.
 *
 * @-x-less ColorBox.less
 * @class tinymce.ui.ColorBox
 * @extends tinymce.ui.ComboBox
 */
    define(
        'tinymce.ui.ColorBox',
        [
            'tinymce.ui.ComboBox'
        ],
        function (ComboBox) {
            'use strict';

            return ComboBox.extend({
                /**
       * Constructs a new control instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       */
                init: function (settings) {
                    var self = this;

                    settings.spellcheck = false;

                    if (settings.onaction) {
                        settings.icon = 'none';
                    }

                    self._super(settings);

                    self.classes.add('colorbox');
                    self.on('change keyup postrender', function () {
                        self.repaintColor(self.value());
                    });
                },

                repaintColor: function (value) {
                    var openElm = this.getEl('open');
                    var elm = openElm ? openElm.getElementsByTagName('i')[0] : null;

                    if (elm) {
                        try {
                            elm.style.background = value;
                        } catch (ex) {
                            // Ignore
                        }
                    }
                },

                bindStates: function () {
                    var self = this;

                    self.state.on('change:value', function (e) {
                        if (self.state.get('rendered')) {
                            self.repaintColor(e.value);
                        }
                    });

                    return self._super();
                }
            });
        }
    );
    /**
 * PanelButton.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Creates a new panel button.
 *
 * @class tinymce.ui.PanelButton
 * @extends tinymce.ui.Button
 */
    define(
        'tinymce.ui.PanelButton',
        [
            'tinymce.ui.Button',
            'tinymce.ui.FloatPanel'
        ],
        function (Button, FloatPanel) {
            'use strict';

            return Button.extend({
                /**
       * Shows the panel for the button.
       *
       * @method showPanel
       */
                showPanel: function () {
                    var self = this, settings = self.settings;

                    self.classes.add('opened');

                    if (!self.panel) {
                        var panelSettings = settings.panel;

                        // Wrap panel in grid layout if type if specified
                        // This makes it possible to add forms or other containers directly in the panel option
                        if (panelSettings.type) {
                            panelSettings = {
                                layout: 'grid',
                                items: panelSettings
                            };
                        }

                        panelSettings.role = panelSettings.role || 'dialog';
                        panelSettings.popover = true;
                        panelSettings.autohide = true;
                        panelSettings.ariaRoot = true;

                        self.panel = new FloatPanel(panelSettings).on('hide', function () {
                            self.classes.remove('opened');
                        }).on('cancel', function (e) {
                            e.stopPropagation();
                            self.focus();
                            self.hidePanel();
                        }).parent(self).renderTo(self.getContainerElm());

                        self.panel.fire('show');
                        self.panel.reflow();
                    } else {
                        self.panel.show();
                    }

                    var rel = self.panel.testMoveRel(self.getEl(), settings.popoverAlign || (self.isRtl() ? ['bc-tc', 'bc-tl', 'bc-tr'] : ['bc-tc', 'bc-tr', 'bc-tl']));

                    self.panel.classes.toggle('start', rel === 'bc-tl');
                    self.panel.classes.toggle('end', rel === 'bc-tr');

                    self.panel.moveRel(self.getEl(), rel);
                },

                /**
       * Hides the panel for the button.
       *
       * @method hidePanel
       */
                hidePanel: function () {
                    var self = this;

                    if (self.panel) {
                        self.panel.hide();
                    }
                },

                /**
       * Called after the control has been rendered.
       *
       * @method postRender
       */
                postRender: function () {
                    var self = this;

                    self.aria('haspopup', true);

                    self.on('click', function (e) {
                        if (e.control === self) {
                            if (self.panel && self.panel.visible()) {
                                self.hidePanel();
                            } else {
                                self.showPanel();
                                self.panel.focus(!!e.aria);
                            }
                        }
                    });

                    return self._super();
                },

                remove: function () {
                    if (this.panel) {
                        this.panel.remove();
                        this.panel = null;
                    }

                    return this._super();
                }
            });
        }
    );
    /**
 * ColorButton.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This class creates a color button control. This is a split button in which the main
 * button has a visual representation of the currently selected color. When clicked
 * the caret button displays a color picker, allowing the user to select a new color.
 *
 * @-x-less ColorButton.less
 * @class tinymce.ui.ColorButton
 * @extends tinymce.ui.PanelButton
 */
    define(
        'tinymce.ui.ColorButton',
        [
            'tinymce.ui.PanelButton',
            'tinymce.core.dom.DOMUtils'
        ],
        function (PanelButton, DomUtils) {
            'use strict';

            var DOM = DomUtils.DOM;

            return PanelButton.extend({
                /**
       * Constructs a new ColorButton instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       */
                init: function (settings) {
                    this._super(settings);
                    this.classes.add('splitbtn');
                    this.classes.add('colorbutton');
                },

                /**
       * Getter/setter for the current color.
       *
       * @method color
       * @param {String} [color] Color to set.
       * @return {String|tinymce.ui.ColorButton} Current color or current instance.
       */
                color: function (color) {
                    if (color) {
                        this._color = color;
                        this.getEl('preview').style.backgroundColor = color;
                        return this;
                    }

                    return this._color;
                },

                /**
       * Resets the current color.
       *
       * @method resetColor
       * @return {tinymce.ui.ColorButton} Current instance.
       */
                resetColor: function () {
                    this._color = null;
                    this.getEl('preview').style.backgroundColor = null;
                    return this;
                },

                /**
       * Renders the control as a HTML string.
       *
       * @method renderHtml
       * @return {String} HTML representing the control.
       */
                renderHtml: function () {
                    var self = this, id = self._id, prefix = self.classPrefix, text = self.state.get('text');
                    var icon = self.settings.icon ? prefix + 'ico ' + prefix + 'i-' + self.settings.icon : '';
                    var image = self.settings.image ? ' style="background-image: url(\'' + self.settings.image + '\')"' : '',
                        textHtml = '';

                    if (text) {
                        self.classes.add('btn-has-text');
                        textHtml = '<span class="' + prefix + 'txt">' + self.encode(text) + '</span>';
                    }

                    return (
                        '<div id="' + id + '" class="' + self.classes + '" role="button" tabindex="-1" aria-haspopup="true">' +
          '<button role="presentation" hidefocus="1" type="button" tabindex="-1">' +
          (icon ? '<i class="' + icon + '"' + image + '></i>' : '') +
          '<span id="' + id + '-preview" class="' + prefix + 'preview"></span>' +
          textHtml +
          '</button>' +
          '<button type="button" class="' + prefix + 'open" hidefocus="1" tabindex="-1">' +
          ' <i class="' + prefix + 'caret"></i>' +
          '</button>' +
          '</div>'
                    );
                },

                /**
       * Called after the control has been rendered.
       *
       * @method postRender
       */
                postRender: function () {
                    var self = this, onClickHandler = self.settings.onclick;

                    self.on('click', function (e) {
                        if (e.aria && e.aria.key === 'down') {
                            return;
                        }

                        if (e.control == self && !DOM.getParent(e.target, '.' + self.classPrefix + 'open')) {
                            e.stopImmediatePropagation();
                            onClickHandler.call(self, e);
                        }
                    });

                    delete self.settings.onclick;

                    return self._super();
                }
            });
        }
    );

    /**
 * ResolveGlobal.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.core.util.Color',
        [
            'global!tinymce.util.Tools.resolve'
        ],
        function (resolve) {
            return resolve('tinymce.util.Color');
        }
    );

    /**
 * ColorPicker.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Color picker widget lets you select colors.
 *
 * @-x-less ColorPicker.less
 * @class tinymce.ui.ColorPicker
 * @extends tinymce.ui.Widget
 */
    define(
        'tinymce.ui.ColorPicker',
        [
            'tinymce.ui.Widget',
            'tinymce.ui.DragHelper',
            'tinymce.ui.DomUtils',
            'tinymce.core.util.Color'
        ],
        function (Widget, DragHelper, DomUtils, Color) {
            'use strict';

            return Widget.extend({
                Defaults: {
                    classes: 'widget colorpicker'
                },

                /**
       * Constructs a new colorpicker instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       * @setting {String} color Initial color value.
       */
                init: function (settings) {
                    this._super(settings);
                },

                postRender: function () {
                    var self = this, color = self.color(), hsv, hueRootElm, huePointElm, svRootElm, svPointElm;

                    hueRootElm = self.getEl('h');
                    huePointElm = self.getEl('hp');
                    svRootElm = self.getEl('sv');
                    svPointElm = self.getEl('svp');

                    function getPos (elm, event) {
                        var pos = DomUtils.getPos(elm), x, y;

                        x = event.pageX - pos.x;
                        y = event.pageY - pos.y;

                        x = Math.max(0, Math.min(x / elm.clientWidth, 1));
                        y = Math.max(0, Math.min(y / elm.clientHeight, 1));

                        return {
                            x: x,
                            y: y
                        };
                    }

                    function updateColor (hsv, hueUpdate) {
                        var hue = (360 - hsv.h) / 360;

                        DomUtils.css(huePointElm, {
                            top: (hue * 100) + '%'
                        });

                        if (!hueUpdate) {
                            DomUtils.css(svPointElm, {
                                left: hsv.s + '%',
                                top: (100 - hsv.v) + '%'
                            });
                        }

                        svRootElm.style.background = new Color({ s: 100, v: 100, h: hsv.h }).toHex();
                        self.color().parse({ s: hsv.s, v: hsv.v, h: hsv.h });
                    }

                    function updateSaturationAndValue (e) {
                        var pos;

                        pos = getPos(svRootElm, e);
                        hsv.s = pos.x * 100;
                        hsv.v = (1 - pos.y) * 100;

                        updateColor(hsv);
                        self.fire('change');
                    }

                    function updateHue (e) {
                        var pos;

                        pos = getPos(hueRootElm, e);
                        hsv = color.toHsv();
                        hsv.h = (1 - pos.y) * 360;
                        updateColor(hsv, true);
                        self.fire('change');
                    }

                    self._repaint = function () {
                        hsv = color.toHsv();
                        updateColor(hsv);
                    };

                    self._super();

                    self._svdraghelper = new DragHelper(self._id + '-sv', {
                        start: updateSaturationAndValue,
                        drag: updateSaturationAndValue
                    });

                    self._hdraghelper = new DragHelper(self._id + '-h', {
                        start: updateHue,
                        drag: updateHue
                    });

                    self._repaint();
                },

                rgb: function () {
                    return this.color().toRgb();
                },

                value: function (value) {
                    var self = this;

                    if (arguments.length) {
                        self.color().parse(value);

                        if (self._rendered) {
                            self._repaint();
                        }
                    } else {
                        return self.color().toHex();
                    }
                },

                color: function () {
                    if (!this._color) {
                        this._color = new Color();
                    }

                    return this._color;
                },

                /**
       * Renders the control as a HTML string.
       *
       * @method renderHtml
       * @return {String} HTML representing the control.
       */
                renderHtml: function () {
                    var self = this, id = self._id, prefix = self.classPrefix, hueHtml;
                    var stops = '#ff0000,#ff0080,#ff00ff,#8000ff,#0000ff,#0080ff,#00ffff,#00ff80,#00ff00,#80ff00,#ffff00,#ff8000,#ff0000';

                    function getOldIeFallbackHtml () {
                        var i, l, html = '', gradientPrefix, stopsList;

                        gradientPrefix = 'filter:progid:DXImageTransform.Microsoft.gradient(GradientType=0,startColorstr=';
                        stopsList = stops.split(',');
                        for (i = 0, l = stopsList.length - 1; i < l; i++) {
                            html += (
                                '<div class="' + prefix + 'colorpicker-h-chunk" style="' +
              'height:' + (100 / l) + '%;' +
              gradientPrefix + stopsList[i] + ',endColorstr=' + stopsList[i + 1] + ');' +
              '-ms-' + gradientPrefix + stopsList[i] + ',endColorstr=' + stopsList[i + 1] + ')' +
              '"></div>'
                            );
                        }

                        return html;
                    }

                    var gradientCssText = (
                        'background: -ms-linear-gradient(top,' + stops + ');' +
          'background: linear-gradient(to bottom,' + stops + ');'
                    );

                    hueHtml = (
                        '<div id="' + id + '-h" class="' + prefix + 'colorpicker-h" style="' + gradientCssText + '">' +
          getOldIeFallbackHtml() +
          '<div id="' + id + '-hp" class="' + prefix + 'colorpicker-h-marker"></div>' +
          '</div>'
                    );

                    return (
                        '<div id="' + id + '" class="' + self.classes + '">' +
          '<div id="' + id + '-sv" class="' + prefix + 'colorpicker-sv">' +
          '<div class="' + prefix + 'colorpicker-overlay1">' +
          '<div class="' + prefix + 'colorpicker-overlay2">' +
          '<div id="' + id + '-svp" class="' + prefix + 'colorpicker-selector1">' +
          '<div class="' + prefix + 'colorpicker-selector2"></div>' +
          '</div>' +
          '</div>' +
          '</div>' +
          '</div>' +
          hueHtml +
          '</div>'
                    );
                }
            });
        }
    );
    /**
 * DropZone.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Creates a new dropzone.
 *
 * @-x-less DropZone.less
 * @class tinymce.ui.DropZone
 * @extends tinymce.ui.Widget
 */
    define(
        'tinymce.ui.DropZone',
        [
            'tinymce.ui.Widget',
            'tinymce.core.util.Tools',
            'tinymce.ui.DomUtils',
            'global!RegExp'
        ],
        function (Widget, Tools, DomUtils, RegExp) {
            return Widget.extend({
                /**
       * Constructs a instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       * @setting {Boolean} multiple True if the dropzone is a multiple control.
       * @setting {Number} maxLength Max length for the dropzone.
       * @setting {Number} size Size of the dropzone in characters.
       */
                init: function (settings) {
                    var self = this;

                    settings = Tools.extend({
                        height: 100,
                        text: 'Drop an image here',
                        multiple: false,
                        accept: null // by default accept any files
                    }, settings);

                    self._super(settings);

                    self.classes.add('dropzone');

                    if (settings.multiple) {
                        self.classes.add('multiple');
                    }
                },

                /**
       * Renders the control as a HTML string.
       *
       * @method renderHtml
       * @return {String} HTML representing the control.
       */
                renderHtml: function () {
                    var self = this, attrs, elm;
                    var cfg = self.settings;

                    attrs = {
                        id: self._id,
                        hidefocus: '1'
                    };

                    elm = DomUtils.create('div', attrs, '<span>' + this.translate(cfg.text) + '</span>');

                    if (cfg.height) {
                        DomUtils.css(elm, 'height', cfg.height + 'px');
                    }

                    if (cfg.width) {
                        DomUtils.css(elm, 'width', cfg.width + 'px');
                    }

                    elm.className = self.classes;

                    return elm.outerHTML;
                },

                /**
       * Called after the control has been rendered.
       *
       * @method postRender
       */
                postRender: function () {
                    var self = this;

                    var toggleDragClass = function (e) {
                        e.preventDefault();
                        self.classes.toggle('dragenter');
                        self.getEl().className = self.classes;
                    };

                    var filter = function (files) {
                        var accept = self.settings.accept;
                        if (typeof accept !== 'string') {
                            return files;
                        }

                        var re = new RegExp('(' + accept.split(/\s*,\s*/).join('|') + ')$', 'i');
                        return Tools.grep(files, function (file) {
                            return re.test(file.name);
                        });
                    };

                    self._super();

                    self.$el.on('dragover', function (e) {
                        e.preventDefault();
                    });

                    self.$el.on('dragenter', toggleDragClass);
                    self.$el.on('dragleave', toggleDragClass);

                    self.$el.on('drop', function (e) {
                        e.preventDefault();

                        if (self.state.get('disabled')) {
                            return;
                        }

                        var files = filter(e.dataTransfer.files);

                        self.value = function () {
                            if (!files.length) {
                                return null;
                            } else if (self.settings.multiple) {
                                return files;
                            } else {
                                return files[0];
                            }
                        };

                        if (files.length) {
                            self.fire('change', e);
                        }
                    });
                },

                remove: function () {
                    this.$el.off();
                    this._super();
                }
            });
        }
    );

    /**
 * Path.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Creates a new path control.
 *
 * @-x-less Path.less
 * @class tinymce.ui.Path
 * @extends tinymce.ui.Widget
 */
    define(
        'tinymce.ui.Path',
        [
            'tinymce.ui.Widget'
        ],
        function (Widget) {
            'use strict';

            return Widget.extend({
                /**
       * Constructs a instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       * @setting {String} delimiter Delimiter to display between row in path.
       */
                init: function (settings) {
                    var self = this;

                    if (!settings.delimiter) {
                        settings.delimiter = '\u00BB';
                    }

                    self._super(settings);
                    self.classes.add('path');
                    self.canFocus = true;

                    self.on('click', function (e) {
                        var index, target = e.target;

                        if ((index = target.getAttribute('data-index'))) {
                            self.fire('select', { value: self.row()[index], index: index });
                        }
                    });

                    self.row(self.settings.row);
                },

                /**
       * Focuses the current control.
       *
       * @method focus
       * @return {tinymce.ui.Control} Current control instance.
       */
                focus: function () {
                    var self = this;

                    self.getEl().firstChild.focus();

                    return self;
                },

                /**
       * Sets/gets the data to be used for the path.
       *
       * @method row
       * @param {Array} row Array with row name is rendered to path.
       */
                row: function (row) {
                    if (!arguments.length) {
                        return this.state.get('row');
                    }

                    this.state.set('row', row);

                    return this;
                },

                /**
       * Renders the control as a HTML string.
       *
       * @method renderHtml
       * @return {String} HTML representing the control.
       */
                renderHtml: function () {
                    var self = this;

                    return (
                        '<div id="' + self._id + '" class="' + self.classes + '">' +
          self._getDataPathHtml(self.state.get('row')) +
          '</div>'
                    );
                },

                bindStates: function () {
                    var self = this;

                    self.state.on('change:row', function (e) {
                        self.innerHtml(self._getDataPathHtml(e.value));
                    });

                    return self._super();
                },

                _getDataPathHtml: function (data) {
                    var self = this, parts = data || [], i, l, html = '', prefix = self.classPrefix;

                    for (i = 0, l = parts.length; i < l; i++) {
                        html += (
                            (i > 0 ? '<div class="' + prefix + 'divider" aria-hidden="true"> ' + self.settings.delimiter + ' </div>' : '') +
            '<div role="button" class="' + prefix + 'path-item' + (i == l - 1 ? ' ' + prefix + 'last' : '') + '" data-index="' +
            i + '" tabindex="-1" id="' + self._id + '-' + i + '" aria-level="' + (i + 1) + '">' + parts[i].name + '</div>'
                        );
                    }

                    if (!html) {
                        html = '<div class="' + prefix + 'path-item">\u00a0</div>';
                    }

                    return html;
                }
            });
        }
    );

    /**
 * ElementPath.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This control creates an path for the current selections parent elements in TinyMCE.
 *
 * @class tinymce.ui.ElementPath
 * @extends tinymce.ui.Path
 */
    define(
        'tinymce.ui.ElementPath',
        [
            'tinymce.ui.Path'
        ],
        function (Path) {
            return Path.extend({
                /**
       * Post render method. Called after the control has been rendered to the target.
       *
       * @method postRender
       * @return {tinymce.ui.ElementPath} Current combobox instance.
       */
                postRender: function () {
                    var self = this, editor = self.settings.editor;

                    function isHidden (elm) {
                        if (elm.nodeType === 1) {
                            if (elm.nodeName == 'BR' || !!elm.getAttribute('data-mce-bogus')) {
                                return true;
                            }

                            if (elm.getAttribute('data-mce-type') === 'bookmark') {
                                return true;
                            }
                        }

                        return false;
                    }

                    if (editor.settings.elementpath !== false) {
                        self.on('select', function (e) {
                            editor.focus();
                            editor.selection.select(this.row()[e.index].element);
                            editor.nodeChanged();
                        });

                        editor.on('nodeChange', function (e) {
                            var outParents = [], parents = e.parents, i = parents.length;

                            while (i--) {
                                if (parents[i].nodeType == 1 && !isHidden(parents[i])) {
                                    var args = editor.fire('ResolveName', {
                                        name: parents[i].nodeName.toLowerCase(),
                                        target: parents[i]
                                    });

                                    if (!args.isDefaultPrevented()) {
                                        outParents.push({ name: args.name, element: parents[i] });
                                    }

                                    if (args.isPropagationStopped()) {
                                        break;
                                    }
                                }
                            }

                            self.row(outParents);
                        });
                    }

                    return self._super();
                }
            });
        }
    );
    /**
 * FormItem.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This class is a container created by the form element with
 * a label and control item.
 *
 * @class tinymce.ui.FormItem
 * @extends tinymce.ui.Container
 * @setting {String} label Label to display for the form item.
 */
    define(
        'tinymce.ui.FormItem',
        [
            'tinymce.ui.Container'
        ],
        function (Container) {
            'use strict';

            return Container.extend({
                Defaults: {
                    layout: 'flex',
                    align: 'center',
                    defaults: {
                        flex: 1
                    }
                },

                /**
       * Renders the control as a HTML string.
       *
       * @method renderHtml
       * @return {String} HTML representing the control.
       */
                renderHtml: function () {
                    var self = this, layout = self._layout, prefix = self.classPrefix;

                    self.classes.add('formitem');
                    layout.preRender(self);

                    return (
                        '<div id="' + self._id + '" class="' + self.classes + '" hidefocus="1" tabindex="-1">' +
          (self.settings.title ? ('<div id="' + self._id + '-title" class="' + prefix + 'title">' +
            self.settings.title + '</div>') : '') +
          '<div id="' + self._id + '-body" class="' + self.bodyClasses + '">' +
          (self.settings.html || '') + layout.renderHtml(self) +
          '</div>' +
          '</div>'
                    );
                }
            });
        }
    );
    /**
 * Form.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This class creates a form container. A form container has the ability
 * to automatically wrap items in tinymce.ui.FormItem instances.
 *
 * Each FormItem instance is a container for the label and the item.
 *
 * @example
 * tinymce.core.ui.Factory.create({
 *     type: 'form',
 *     items: [
 *         {type: 'textbox', label: 'My text box'}
 *     ]
 * }).renderTo(document.body);
 *
 * @class tinymce.ui.Form
 * @extends tinymce.ui.Container
 */
    define(
        'tinymce.ui.Form',
        [
            'tinymce.ui.Container',
            'tinymce.ui.FormItem',
            'tinymce.core.util.Tools'
        ],
        function (Container, FormItem, Tools) {
            'use strict';

            return Container.extend({
                Defaults: {
                    containerCls: 'form',
                    layout: 'flex',
                    direction: 'column',
                    align: 'stretch',
                    flex: 1,
                    padding: 15,
                    labelGap: 30,
                    spacing: 10,
                    callbacks: {
                        submit: function () {
                            this.submit();
                        }
                    }
                },

                /**
       * This method gets invoked before the control is rendered.
       *
       * @method preRender
       */
                preRender: function () {
                    var self = this, items = self.items();

                    if (!self.settings.formItemDefaults) {
                        self.settings.formItemDefaults = {
                            layout: 'flex',
                            autoResize: 'overflow',
                            defaults: { flex: 1 }
                        };
                    }

                    // Wrap any labeled items in FormItems
                    items.each(function (ctrl) {
                        var formItem, label = ctrl.settings.label;

                        if (label) {
                            formItem = new FormItem(Tools.extend({
                                items: {
                                    type: 'label',
                                    id: ctrl._id + '-l',
                                    text: label,
                                    flex: 0,
                                    forId: ctrl._id,
                                    disabled: ctrl.disabled()
                                }
                            }, self.settings.formItemDefaults));

                            formItem.type = 'formitem';
                            ctrl.aria('labelledby', ctrl._id + '-l');

                            if (typeof ctrl.settings.flex === 'undefined') {
                                ctrl.settings.flex = 1;
                            }

                            self.replace(ctrl, formItem);
                            formItem.add(ctrl);
                        }
                    });
                },

                /**
       * Fires a submit event with the serialized form.
       *
       * @method submit
       * @return {Object} Event arguments object.
       */
                submit: function () {
                    return this.fire('submit', { data: this.toJSON() });
                },

                /**
       * Post render method. Called after the control has been rendered to the target.
       *
       * @method postRender
       * @return {tinymce.ui.ComboBox} Current combobox instance.
       */
                postRender: function () {
                    var self = this;

                    self._super();
                    self.fromJSON(self.settings.data);
                },

                bindStates: function () {
                    var self = this;

                    self._super();

                    function recalcLabels () {
                        var maxLabelWidth = 0, labels = [], i, labelGap, items;

                        if (self.settings.labelGapCalc === false) {
                            return;
                        }

                        if (self.settings.labelGapCalc == 'children') {
                            items = self.find('formitem');
                        } else {
                            items = self.items();
                        }

                        items.filter('formitem').each(function (item) {
                            var labelCtrl = item.items()[0], labelWidth = labelCtrl.getEl().clientWidth;

                            maxLabelWidth = labelWidth > maxLabelWidth ? labelWidth : maxLabelWidth;
                            labels.push(labelCtrl);
                        });

                        labelGap = self.settings.labelGap || 0;

                        i = labels.length;
                        while (i--) {
                            labels[i].settings.minWidth = maxLabelWidth + labelGap;
                        }
                    }

                    self.on('show', recalcLabels);
                    recalcLabels();
                }
            });
        }
    );
    /**
 * FieldSet.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This class creates fieldset containers.
 *
 * @-x-less FieldSet.less
 * @class tinymce.ui.FieldSet
 * @extends tinymce.ui.Form
 */
    define(
        'tinymce.ui.FieldSet',
        [
            'tinymce.ui.Form'
        ],
        function (Form) {
            'use strict';

            return Form.extend({
                Defaults: {
                    containerCls: 'fieldset',
                    layout: 'flex',
                    direction: 'column',
                    align: 'stretch',
                    flex: 1,
                    padding: '25 15 5 15',
                    labelGap: 30,
                    spacing: 10,
                    border: 1
                },

                /**
       * Renders the control as a HTML string.
       *
       * @method renderHtml
       * @return {String} HTML representing the control.
       */
                renderHtml: function () {
                    var self = this, layout = self._layout, prefix = self.classPrefix;

                    self.preRender();
                    layout.preRender(self);

                    return (
                        '<fieldset id="' + self._id + '" class="' + self.classes + '" hidefocus="1" tabindex="-1">' +
          (self.settings.title ? ('<legend id="' + self._id + '-title" class="' + prefix + 'fieldset-title">' +
            self.settings.title + '</legend>') : '') +
          '<div id="' + self._id + '-body" class="' + self.bodyClasses + '">' +
          (self.settings.html || '') + layout.renderHtml(self) +
          '</div>' +
          '</fieldset>'
                    );
                }
            });
        }
    );
    defineGlobal('global!Date', Date);
    defineGlobal('global!Math', Math);
    define(
        'ephox.katamari.api.Id',
        [
            'global!Date',
            'global!Math',
            'global!String'
        ],

        function (Date, Math, String) {
            /**
     * Generate a unique identifier.
     *
     * The unique portion of the identifier only contains an underscore
     * and digits, so that it may safely be used within HTML attributes.
     *
     * The chance of generating a non-unique identifier has been minimized
     * by combining the current time, a random number and a one-up counter.
     *
     * generate :: String -> String
     */
            var unique = 0;

            var generate = function (prefix) {
                var date = new Date();
                var time = date.getTime();
                var random = Math.floor(Math.random() * 1000000000);

                unique++;

                return prefix + '_' + random + unique + String(time);
            };

            return {
                generate: generate
            };
        }
    );

    define('global!console', [], function () { if (typeof console === 'undefined') console = { log: function () {} }; return console; });
    define(
        'ephox.sugar.api.node.Element',

        [
            'ephox.katamari.api.Fun',
            'global!Error',
            'global!console',
            'global!document'
        ],

        function (Fun, Error, console, document) {
            var fromHtml = function (html, scope) {
                var doc = scope || document;
                var div = doc.createElement('div');
                div.innerHTML = html;
                if (!div.hasChildNodes() || div.childNodes.length > 1) {
                    console.error('HTML does not have a single root node', html);
                    throw 'HTML must have a single root node';
                }
                return fromDom(div.childNodes[0]);
            };

            var fromTag = function (tag, scope) {
                var doc = scope || document;
                var node = doc.createElement(tag);
                return fromDom(node);
            };

            var fromText = function (text, scope) {
                var doc = scope || document;
                var node = doc.createTextNode(text);
                return fromDom(node);
            };

            var fromDom = function (node) {
                if (node === null || node === undefined) throw new Error('Node cannot be null or undefined');
                return {
                    dom: Fun.constant(node)
                };
            };

            return {
                fromHtml: fromHtml,
                fromTag: fromTag,
                fromText: fromText,
                fromDom: fromDom
            };
        }
    );

    define(
        'ephox.katamari.api.Thunk',

        [
        ],

        function () {
            var cached = function (f) {
                var called = false;
                var r;
                return function () {
                    if (!called) {
                        called = true;
                        r = f.apply(null, arguments);
                    }
                    return r;
                };
            };

            return {
                cached: cached
            };
        }
    );

    define(
        'ephox.sugar.api.node.NodeTypes',

        [

        ],

        function () {
            return {
                ATTRIBUTE: 2,
                CDATA_SECTION: 4,
                COMMENT: 8,
                DOCUMENT: 9,
                DOCUMENT_TYPE: 10,
                DOCUMENT_FRAGMENT: 11,
                ELEMENT: 1,
                TEXT: 3,
                PROCESSING_INSTRUCTION: 7,
                ENTITY_REFERENCE: 5,
                ENTITY: 6,
                NOTATION: 12
            };
        }
    );
    define(
        'ephox.sugar.api.node.Node',

        [
            'ephox.sugar.api.node.NodeTypes'
        ],

        function (NodeTypes) {
            var name = function (element) {
                var r = element.dom().nodeName;
                return r.toLowerCase();
            };

            var type = function (element) {
                return element.dom().nodeType;
            };

            var value = function (element) {
                return element.dom().nodeValue;
            };

            var isType = function (t) {
                return function (element) {
                    return type(element) === t;
                };
            };

            var isComment = function (element) {
                return type(element) === NodeTypes.COMMENT || name(element) === '#comment';
            };

            var isElement = isType(NodeTypes.ELEMENT);
            var isText = isType(NodeTypes.TEXT);
            var isDocument = isType(NodeTypes.DOCUMENT);

            return {
                name: name,
                type: type,
                value: value,
                isElement: isElement,
                isText: isText,
                isDocument: isDocument,
                isComment: isComment
            };
        }
    );

    define(
        'ephox.sugar.api.node.Body',

        [
            'ephox.katamari.api.Thunk',
            'ephox.sugar.api.node.Element',
            'ephox.sugar.api.node.Node',
            'global!document'
        ],

        function (Thunk, Element, Node, document) {
            // Node.contains() is very, very, very good performance
            // http://jsperf.com/closest-vs-contains/5
            var inBody = function (element) {
                // Technically this is only required on IE, where contains() returns false for text nodes.
                // But it's cheap enough to run everywhere and Sugar doesn't have platform detection (yet).
                var dom = Node.isText(element) ? element.dom().parentNode : element.dom();

                // use ownerDocument.body to ensure this works inside iframes.
                // Normally contains is bad because an element "contains" itself, but here we want that.
                return dom !== undefined && dom !== null && dom.ownerDocument.body.contains(dom);
            };

            var body = Thunk.cached(function () {
                return getBody(Element.fromDom(document));
            });

            var getBody = function (doc) {
                var body = doc.dom().body;
                if (body === null || body === undefined) throw 'Body is not available yet';
                return Element.fromDom(body);
            };

            return {
                body: body,
                getBody: getBody,
                inBody: inBody
            };
        }
    );

    define(
        'ephox.katamari.api.Type',

        [
            'global!Array',
            'global!String'
        ],

        function (Array, String) {
            var typeOf = function (x) {
                if (x === null) return 'null';
                var t = typeof x;
                if (t === 'object' && Array.prototype.isPrototypeOf(x)) return 'array';
                if (t === 'object' && String.prototype.isPrototypeOf(x)) return 'string';
                return t;
            };

            var isType = function (type) {
                return function (value) {
                    return typeOf(value) === type;
                };
            };

            return {
                isString: isType('string'),
                isObject: isType('object'),
                isArray: isType('array'),
                isNull: isType('null'),
                isBoolean: isType('boolean'),
                isUndefined: isType('undefined'),
                isFunction: isType('function'),
                isNumber: isType('number')
            };
        }
    );

    define(
        'ephox.katamari.data.Immutable',

        [
            'ephox.katamari.api.Arr',
            'ephox.katamari.api.Fun',
            'global!Array',
            'global!Error'
        ],

        function (Arr, Fun, Array, Error) {
            return function () {
                var fields = arguments;
                return function (/* values */) {
                    //  Don't use array slice(arguments), makes the whole function unoptimisable on Chrome
                    var values = new Array(arguments.length);
                    for (var i = 0; i < values.length; i++) values[i] = arguments[i];

                    if (fields.length !== values.length) { throw new Error('Wrong number of arguments to struct. Expected "[' + fields.length + ']", got ' + values.length + ' arguments'); }

                    var struct = {};
                    Arr.each(fields, function (name, i) {
                        struct[name] = Fun.constant(values[i]);
                    });
                    return struct;
                };
            };
        }
    );

    define(
        'ephox.katamari.api.Obj',

        [
            'ephox.katamari.api.Option',
            'global!Object'
        ],

        function (Option, Object) {
            // There are many variations of Object iteration that are faster than the 'for-in' style:
            // http://jsperf.com/object-keys-iteration/107
            //
            // Use the native keys if it is available (IE9+), otherwise fall back to manually filtering
            var keys = (function () {
                var fastKeys = Object.keys;

                // This technically means that 'each' and 'find' on IE8 iterate through the object twice.
                // This code doesn't run on IE8 much, so it's an acceptable tradeoff.
                // If it becomes a problem we can always duplicate the feature detection inside each and find as well.
                var slowKeys = function (o) {
                    var r = [];
                    for (var i in o) {
                        if (o.hasOwnProperty(i)) {
                            r.push(i);
                        }
                    }
                    return r;
                };

                return fastKeys === undefined ? slowKeys : fastKeys;
            })();

            var each = function (obj, f) {
                var props = keys(obj);
                for (var k = 0, len = props.length; k < len; k++) {
                    var i = props[k];
                    var x = obj[i];
                    f(x, i, obj);
                }
            };

            /** objectMap :: (JsObj(k, v), (v, k, JsObj(k, v) -> x)) -> JsObj(k, x) */
            var objectMap = function (obj, f) {
                return tupleMap(obj, function (x, i, obj) {
                    return {
                        k: i,
                        v: f(x, i, obj)
                    };
                });
            };

            /** tupleMap :: (JsObj(k, v), (v, k, JsObj(k, v) -> { k: x, v: y })) -> JsObj(x, y) */
            var tupleMap = function (obj, f) {
                var r = {};
                each(obj, function (x, i) {
                    var tuple = f(x, i, obj);
                    r[tuple.k] = tuple.v;
                });
                return r;
            };

            /** bifilter :: (JsObj(k, v), (v, k -> Bool)) -> { t: JsObj(k, v), f: JsObj(k, v) } */
            var bifilter = function (obj, pred) {
                var t = {};
                var f = {};
                each(obj, function (x, i) {
                    var branch = pred(x, i) ? t : f;
                    branch[i] = x;
                });
                return {
                    t: t,
                    f: f
                };
            };

            /** mapToArray :: (JsObj(k, v), (v, k -> a)) -> [a] */
            var mapToArray = function (obj, f) {
                var r = [];
                each(obj, function (value, name) {
                    r.push(f(value, name));
                });
                return r;
            };

            /** find :: (JsObj(k, v), (v, k, JsObj(k, v) -> Bool)) -> Option v */
            var find = function (obj, pred) {
                var props = keys(obj);
                for (var k = 0, len = props.length; k < len; k++) {
                    var i = props[k];
                    var x = obj[i];
                    if (pred(x, i, obj)) {
                        return Option.some(x);
                    }
                }
                return Option.none();
            };

            /** values :: JsObj(k, v) -> [v] */
            var values = function (obj) {
                return mapToArray(obj, function (v) {
                    return v;
                });
            };

            var size = function (obj) {
                return values(obj).length;
            };

            return {
                bifilter: bifilter,
                each: each,
                map: objectMap,
                mapToArray: mapToArray,
                tupleMap: tupleMap,
                find: find,
                keys: keys,
                values: values,
                size: size
            };
        }
    );
    define(
        'ephox.katamari.util.BagUtils',

        [
            'ephox.katamari.api.Arr',
            'ephox.katamari.api.Type',
            'global!Error'
        ],

        function (Arr, Type, Error) {
            var sort = function (arr) {
                return arr.slice(0).sort();
            };

            var reqMessage = function (required, keys) {
                throw new Error('All required keys (' + sort(required).join(', ') + ') were not specified. Specified keys were: ' + sort(keys).join(', ') + '.');
            };

            var unsuppMessage = function (unsupported) {
                throw new Error('Unsupported keys for object: ' + sort(unsupported).join(', '));
            };

            var validateStrArr = function (label, array) {
                if (!Type.isArray(array)) throw new Error('The ' + label + ' fields must be an array. Was: ' + array + '.');
                Arr.each(array, function (a) {
                    if (!Type.isString(a)) throw new Error('The value ' + a + ' in the ' + label + ' fields was not a string.');
                });
            };

            var invalidTypeMessage = function (incorrect, type) {
                throw new Error('All values need to be of type: ' + type + '. Keys (' + sort(incorrect).join(', ') + ') were not.');
            };

            var checkDupes = function (everything) {
                var sorted = sort(everything);
                var dupe = Arr.find(sorted, function (s, i) {
                    return i < sorted.length - 1 && s === sorted[i + 1];
                });

                dupe.each(function (d) {
                    throw new Error('The field: ' + d + ' occurs more than once in the combined fields: [' + sorted.join(', ') + '].');
                });
            };

            return {
                sort: sort,
                reqMessage: reqMessage,
                unsuppMessage: unsuppMessage,
                validateStrArr: validateStrArr,
                invalidTypeMessage: invalidTypeMessage,
                checkDupes: checkDupes
            };
        }
    );
    define(
        'ephox.katamari.data.MixedBag',

        [
            'ephox.katamari.api.Arr',
            'ephox.katamari.api.Fun',
            'ephox.katamari.api.Obj',
            'ephox.katamari.api.Option',
            'ephox.katamari.util.BagUtils',
            'global!Error',
            'global!Object'
        ],

        function (Arr, Fun, Obj, Option, BagUtils, Error, Object) {
            return function (required, optional) {
                var everything = required.concat(optional);
                if (everything.length === 0) throw new Error('You must specify at least one required or optional field.');

                BagUtils.validateStrArr('required', required);
                BagUtils.validateStrArr('optional', optional);

                BagUtils.checkDupes(everything);

                return function (obj) {
                    var keys = Obj.keys(obj);

                    // Ensure all required keys are present.
                    var allReqd = Arr.forall(required, function (req) {
                        return Arr.contains(keys, req);
                    });

                    if (!allReqd) BagUtils.reqMessage(required, keys);

                    var unsupported = Arr.filter(keys, function (key) {
                        return !Arr.contains(everything, key);
                    });

                    if (unsupported.length > 0) BagUtils.unsuppMessage(unsupported);

                    var r = {};
                    Arr.each(required, function (req) {
                        r[req] = Fun.constant(obj[req]);
                    });

                    Arr.each(optional, function (opt) {
                        r[opt] = Fun.constant(Object.prototype.hasOwnProperty.call(obj, opt) ? Option.some(obj[opt]) : Option.none());
                    });

                    return r;
                };
            };
        }
    );
    define(
        'ephox.katamari.api.Struct',

        [
            'ephox.katamari.data.Immutable',
            'ephox.katamari.data.MixedBag'
        ],

        function (Immutable, MixedBag) {
            return {
                immutable: Immutable,
                immutableBag: MixedBag
            };
        }
    );

    define(
        'ephox.sugar.alien.Recurse',

        [

        ],

        function () {
            /**
     * Applies f repeatedly until it completes (by returning Option.none()).
     *
     * Normally would just use recursion, but JavaScript lacks tail call optimisation.
     *
     * This is what recursion looks like when manually unravelled :)
     */
            var toArray = function (target, f) {
                var r = [];

                var recurse = function (e) {
                    r.push(e);
                    return f(e);
                };

                var cur = f(target);
                do {
                    cur = cur.bind(recurse);
                } while (cur.isSome());

                return r;
            };

            return {
                toArray: toArray
            };
        }
    );
    define(
        'ephox.sand.api.Node',

        [
            'ephox.sand.util.Global'
        ],

        function (Global) {
            /*
     * MDN says (yes) for IE, but it's undefined on IE8
     */
            var node = function () {
                var f = Global.getOrDie('Node');
                return f;
            };

            /*
     * Most of numerosity doesn't alter the methods on the object.
     * We're making an exception for Node, because bitwise and is so easy to get wrong.
     *
     * Might be nice to ADT this at some point instead of having individual methods.
     */

            var compareDocumentPosition = function (a, b, match) {
                // Returns: 0 if e1 and e2 are the same node, or a bitmask comparing the positions
                // of nodes e1 and e2 in their documents. See the URL below for bitmask interpretation
                // https://developer.mozilla.org/en-US/docs/Web/API/Node/compareDocumentPosition
                return (a.compareDocumentPosition(b) & match) !== 0;
            };

            var documentPositionPreceding = function (a, b) {
                return compareDocumentPosition(a, b, node().DOCUMENT_POSITION_PRECEDING);
            };

            var documentPositionContainedBy = function (a, b) {
                return compareDocumentPosition(a, b, node().DOCUMENT_POSITION_CONTAINED_BY);
            };

            return {
                documentPositionPreceding: documentPositionPreceding,
                documentPositionContainedBy: documentPositionContainedBy
            };
        }
    );
    defineGlobal('global!Number', Number);
    define(
        'ephox.sand.detect.Version',

        [
            'ephox.katamari.api.Arr',
            'global!Number',
            'global!String'
        ],

        function (Arr, Number, String) {
            var firstMatch = function (regexes, s) {
                for (var i = 0; i < regexes.length; i++) {
                    var x = regexes[i];
                    if (x.test(s)) return x;
                }
                return undefined;
            };

            var find = function (regexes, agent) {
                var r = firstMatch(regexes, agent);
                if (!r) return { major: 0, minor: 0 };
                var group = function (i) {
                    return Number(agent.replace(r, '$' + i));
                };
                return nu(group(1), group(2));
            };

            var detect = function (versionRegexes, agent) {
                var cleanedAgent = String(agent).toLowerCase();

                if (versionRegexes.length === 0) return unknown();
                return find(versionRegexes, cleanedAgent);
            };

            var unknown = function () {
                return nu(0, 0);
            };

            var nu = function (major, minor) {
                return { major: major, minor: minor };
            };

            return {
                nu: nu,
                detect: detect,
                unknown: unknown
            };
        }
    );
    define(
        'ephox.sand.core.Browser',

        [
            'ephox.katamari.api.Fun',
            'ephox.sand.detect.Version'
        ],

        function (Fun, Version) {
            var edge = 'Edge';
            var chrome = 'Chrome';
            var ie = 'IE';
            var opera = 'Opera';
            var firefox = 'Firefox';
            var safari = 'Safari';

            var isBrowser = function (name, current) {
                return function () {
                    return current === name;
                };
            };

            var unknown = function () {
                return nu({
                    current: undefined,
                    version: Version.unknown()
                });
            };

            var nu = function (info) {
                var current = info.current;
                var version = info.version;

                return {
                    current: current,
                    version: version,

                    // INVESTIGATE: Rename to Edge ?
                    isEdge: isBrowser(edge, current),
                    isChrome: isBrowser(chrome, current),
                    // NOTE: isIe just looks too weird
                    isIE: isBrowser(ie, current),
                    isOpera: isBrowser(opera, current),
                    isFirefox: isBrowser(firefox, current),
                    isSafari: isBrowser(safari, current)
                };
            };

            return {
                unknown: unknown,
                nu: nu,
                edge: Fun.constant(edge),
                chrome: Fun.constant(chrome),
                ie: Fun.constant(ie),
                opera: Fun.constant(opera),
                firefox: Fun.constant(firefox),
                safari: Fun.constant(safari)
            };
        }
    );
    define(
        'ephox.sand.core.OperatingSystem',

        [
            'ephox.katamari.api.Fun',
            'ephox.sand.detect.Version'
        ],

        function (Fun, Version) {
            var windows = 'Windows';
            var ios = 'iOS';
            var android = 'Android';
            var linux = 'Linux';
            var osx = 'OSX';
            var solaris = 'Solaris';
            var freebsd = 'FreeBSD';

            // Though there is a bit of dupe with this and Browser, trying to
            // reuse code makes it much harder to follow and change.
            var isOS = function (name, current) {
                return function () {
                    return current === name;
                };
            };

            var unknown = function () {
                return nu({
                    current: undefined,
                    version: Version.unknown()
                });
            };

            var nu = function (info) {
                var current = info.current;
                var version = info.version;

                return {
                    current: current,
                    version: version,

                    isWindows: isOS(windows, current),
                    // TODO: Fix capitalisation
                    isiOS: isOS(ios, current),
                    isAndroid: isOS(android, current),
                    isOSX: isOS(osx, current),
                    isLinux: isOS(linux, current),
                    isSolaris: isOS(solaris, current),
                    isFreeBSD: isOS(freebsd, current)
                };
            };

            return {
                unknown: unknown,
                nu: nu,

                windows: Fun.constant(windows),
                ios: Fun.constant(ios),
                android: Fun.constant(android),
                linux: Fun.constant(linux),
                osx: Fun.constant(osx),
                solaris: Fun.constant(solaris),
                freebsd: Fun.constant(freebsd)
            };
        }
    );
    define(
        'ephox.sand.detect.DeviceType',

        [
            'ephox.katamari.api.Fun'
        ],

        function (Fun) {
            return function (os, browser, userAgent) {
                var isiPad = os.isiOS() && /ipad/i.test(userAgent) === true;
                var isiPhone = os.isiOS() && !isiPad;
                var isAndroid3 = os.isAndroid() && os.version.major === 3;
                var isAndroid4 = os.isAndroid() && os.version.major === 4;
                var isTablet = isiPad || isAndroid3 || (isAndroid4 && /mobile/i.test(userAgent) === true);
                var isTouch = os.isiOS() || os.isAndroid();
                var isPhone = isTouch && !isTablet;

                var iOSwebview = browser.isSafari() && os.isiOS() && /safari/i.test(userAgent) === false;

                return {
                    isiPad: Fun.constant(isiPad),
                    isiPhone: Fun.constant(isiPhone),
                    isTablet: Fun.constant(isTablet),
                    isPhone: Fun.constant(isPhone),
                    isTouch: Fun.constant(isTouch),
                    isAndroid: os.isAndroid,
                    isiOS: os.isiOS,
                    isWebView: Fun.constant(iOSwebview)
                };
            };
        }
    );
    define(
        'ephox.sand.detect.UaString',

        [
            'ephox.katamari.api.Arr',
            'ephox.sand.detect.Version',
            'global!String'
        ],

        function (Arr, Version, String) {
            var detect = function (candidates, userAgent) {
                var agent = String(userAgent).toLowerCase();
                return Arr.find(candidates, function (candidate) {
                    return candidate.search(agent);
                });
            };

            // They (browser and os) are the same at the moment, but they might
            // not stay that way.
            var detectBrowser = function (browsers, userAgent) {
                return detect(browsers, userAgent).map(function (browser) {
                    var version = Version.detect(browser.versionRegexes, userAgent);
                    return {
                        current: browser.name,
                        version: version
                    };
                });
            };

            var detectOs = function (oses, userAgent) {
                return detect(oses, userAgent).map(function (os) {
                    var version = Version.detect(os.versionRegexes, userAgent);
                    return {
                        current: os.name,
                        version: version
                    };
                });
            };

            return {
                detectBrowser: detectBrowser,
                detectOs: detectOs
            };
        }
    );
    define(
        'ephox.katamari.str.StrAppend',

        [

        ],

        function () {
            var addToStart = function (str, prefix) {
                return prefix + str;
            };

            var addToEnd = function (str, suffix) {
                return str + suffix;
            };

            var removeFromStart = function (str, numChars) {
                return str.substring(numChars);
            };

            var removeFromEnd = function (str, numChars) {
                return str.substring(0, str.length - numChars);
            };

            return {
                addToStart: addToStart,
                addToEnd: addToEnd,
                removeFromStart: removeFromStart,
                removeFromEnd: removeFromEnd
            };
        }
    );
    define(
        'ephox.katamari.str.StringParts',

        [
            'ephox.katamari.api.Option',
            'global!Error'
        ],

        function (Option, Error) {
            /** Return the first 'count' letters from 'str'.
-     *  e.g. first("abcde", 2) === "ab"
-     */
            var first = function (str, count) {
                return str.substr(0, count);
            };

            /** Return the last 'count' letters from 'str'.
    *  e.g. last("abcde", 2) === "de"
    */
            var last = function (str, count) {
                return str.substr(str.length - count, str.length);
            };

            var head = function (str) {
                return str === '' ? Option.none() : Option.some(str.substr(0, 1));
            };

            var tail = function (str) {
                return str === '' ? Option.none() : Option.some(str.substring(1));
            };

            return {
                first: first,
                last: last,
                head: head,
                tail: tail
            };
        }
    );
    define(
        'ephox.katamari.api.Strings',

        [
            'ephox.katamari.str.StrAppend',
            'ephox.katamari.str.StringParts',
            'global!Error'
        ],

        function (StrAppend, StringParts, Error) {
            var checkRange = function (str, substr, start) {
                if (substr === '') return true;
                if (str.length < substr.length) return false;
                var x = str.substr(start, start + substr.length);
                return x === substr;
            };

            /** Given a string and object, perform template-replacements on the string, as specified by the object.
     * Any template fields of the form ${name} are replaced by the string or number specified as obj["name"]
     * Based on Douglas Crockford's 'supplant' method for template-replace of strings. Uses different template format.
     */
            var supplant = function (str, obj) {
                var isStringOrNumber = function (a) {
                    var t = typeof a;
                    return t === 'string' || t === 'number';
                };

                return str.replace(/\${([^{}]*)}/g,
                    function (a, b) {
                        var value = obj[b];
                        return isStringOrNumber(value) ? value : a;
                    }
                );
            };

            var removeLeading = function (str, prefix) {
                return startsWith(str, prefix) ? StrAppend.removeFromStart(str, prefix.length) : str;
            };

            var removeTrailing = function (str, prefix) {
                return endsWith(str, prefix) ? StrAppend.removeFromEnd(str, prefix.length) : str;
            };

            var ensureLeading = function (str, prefix) {
                return startsWith(str, prefix) ? str : StrAppend.addToStart(str, prefix);
            };

            var ensureTrailing = function (str, prefix) {
                return endsWith(str, prefix) ? str : StrAppend.addToEnd(str, prefix);
            };

            var contains = function (str, substr) {
                return str.indexOf(substr) !== -1;
            };

            var capitalize = function (str) {
                return StringParts.head(str).bind(function (head) {
                    return StringParts.tail(str).map(function (tail) {
                        return head.toUpperCase() + tail;
                    });
                }).getOr(str);
            };

            /** Does 'str' start with 'prefix'?
     *  Note: all strings start with the empty string.
     *        More formally, for all strings x, startsWith(x, "").
     *        This is so that for all strings x and y, startsWith(y + x, y)
     */
            var startsWith = function (str, prefix) {
                return checkRange(str, prefix, 0);
            };

            /** Does 'str' end with 'suffix'?
     *  Note: all strings end with the empty string.
     *        More formally, for all strings x, endsWith(x, "").
     *        This is so that for all strings x and y, endsWith(x + y, y)
     */
            var endsWith = function (str, suffix) {
                return checkRange(str, suffix, str.length - suffix.length);
            };

            /** removes all leading and trailing spaces */
            var trim = function (str) {
                return str.replace(/^\s+|\s+$/g, '');
            };

            var lTrim = function (str) {
                return str.replace(/^\s+/g, '');
            };

            var rTrim = function (str) {
                return str.replace(/\s+$/g, '');
            };

            return {
                supplant: supplant,
                startsWith: startsWith,
                removeLeading: removeLeading,
                removeTrailing: removeTrailing,
                ensureLeading: ensureLeading,
                ensureTrailing: ensureTrailing,
                endsWith: endsWith,
                contains: contains,
                trim: trim,
                lTrim: lTrim,
                rTrim: rTrim,
                capitalize: capitalize
            };
        }
    );

    define(
        'ephox.sand.info.PlatformInfo',

        [
            'ephox.katamari.api.Fun',
            'ephox.katamari.api.Strings'
        ],

        function (Fun, Strings) {
            var normalVersionRegex = /.*?version\/\ ?([0-9]+)\.([0-9]+).*/;

            var checkContains = function (target) {
                return function (uastring) {
                    return Strings.contains(uastring, target);
                };
            };

            var browsers = [
                {
                    name: 'Edge',
                    versionRegexes: [/.*?edge\/ ?([0-9]+)\.([0-9]+)$/],
                    search: function (uastring) {
                        var monstrosity = Strings.contains(uastring, 'edge/') && Strings.contains(uastring, 'chrome') && Strings.contains(uastring, 'safari') && Strings.contains(uastring, 'applewebkit');
                        return monstrosity;
                    }
                },
                {
                    name: 'Chrome',
                    versionRegexes: [/.*?chrome\/([0-9]+)\.([0-9]+).*/, normalVersionRegex],
                    search: function (uastring) {
                        return Strings.contains(uastring, 'chrome') && !Strings.contains(uastring, 'chromeframe');
                    }
                },
                {
                    name: 'IE',
                    versionRegexes: [/.*?msie\ ?([0-9]+)\.([0-9]+).*/, /.*?rv:([0-9]+)\.([0-9]+).*/],
                    search: function (uastring) {
                        return Strings.contains(uastring, 'msie') || Strings.contains(uastring, 'trident');
                    }
                },
                // INVESTIGATE: Is this still the Opera user agent?
                {
                    name: 'Opera',
                    versionRegexes: [normalVersionRegex, /.*?opera\/([0-9]+)\.([0-9]+).*/],
                    search: checkContains('opera')
                },
                {
                    name: 'Firefox',
                    versionRegexes: [/.*?firefox\/\ ?([0-9]+)\.([0-9]+).*/],
                    search: checkContains('firefox')
                },
                {
                    name: 'Safari',
                    versionRegexes: [normalVersionRegex, /.*?cpu os ([0-9]+)_([0-9]+).*/],
                    search: function (uastring) {
                        return (Strings.contains(uastring, 'safari') || Strings.contains(uastring, 'mobile/')) && Strings.contains(uastring, 'applewebkit');
                    }
                }
            ];

            var oses = [
                {
                    name: 'Windows',
                    search: checkContains('win'),
                    versionRegexes: [/.*?windows\ nt\ ?([0-9]+)\.([0-9]+).*/]
                },
                {
                    name: 'iOS',
                    search: function (uastring) {
                        return Strings.contains(uastring, 'iphone') || Strings.contains(uastring, 'ipad');
                    },
                    versionRegexes: [/.*?version\/\ ?([0-9]+)\.([0-9]+).*/, /.*cpu os ([0-9]+)_([0-9]+).*/, /.*cpu iphone os ([0-9]+)_([0-9]+).*/]
                },
                {
                    name: 'Android',
                    search: checkContains('android'),
                    versionRegexes: [/.*?android\ ?([0-9]+)\.([0-9]+).*/]
                },
                {
                    name: 'OSX',
                    search: checkContains('os x'),
                    versionRegexes: [/.*?os\ x\ ?([0-9]+)_([0-9]+).*/]
                },
                {
                    name: 'Linux',
                    search: checkContains('linux'),
                    versionRegexes: [ ]
                },
                { name: 'Solaris',
                    search: checkContains('sunos'),
                    versionRegexes: [ ]
                },
                {
                    name: 'FreeBSD',
                    search: checkContains('freebsd'),
                    versionRegexes: [ ]
                }
            ];

            return {
                browsers: Fun.constant(browsers),
                oses: Fun.constant(oses)
            };
        }
    );
    define(
        'ephox.sand.core.PlatformDetection',

        [
            'ephox.sand.core.Browser',
            'ephox.sand.core.OperatingSystem',
            'ephox.sand.detect.DeviceType',
            'ephox.sand.detect.UaString',
            'ephox.sand.info.PlatformInfo'
        ],

        function (Browser, OperatingSystem, DeviceType, UaString, PlatformInfo) {
            var detect = function (userAgent) {
                var browsers = PlatformInfo.browsers();
                var oses = PlatformInfo.oses();

                var browser = UaString.detectBrowser(browsers, userAgent).fold(
                    Browser.unknown,
                    Browser.nu
                );
                var os = UaString.detectOs(oses, userAgent).fold(
                    OperatingSystem.unknown,
                    OperatingSystem.nu
                );
                var deviceType = DeviceType(os, browser, userAgent);

                return {
                    browser: browser,
                    os: os,
                    deviceType: deviceType
                };
            };

            return {
                detect: detect
            };
        }
    );
    defineGlobal('global!navigator', navigator);
    define(
        'ephox.sand.api.PlatformDetection',

        [
            'ephox.katamari.api.Thunk',
            'ephox.sand.core.PlatformDetection',
            'global!navigator'
        ],

        function (Thunk, PlatformDetection, navigator) {
            var detect = Thunk.cached(function () {
                var userAgent = navigator.userAgent;
                return PlatformDetection.detect(userAgent);
            });

            return {
                detect: detect
            };
        }
    );
    define(
        'ephox.sugar.api.search.Selectors',

        [
            'ephox.katamari.api.Arr',
            'ephox.katamari.api.Option',
            'ephox.sugar.api.node.Element',
            'ephox.sugar.api.node.NodeTypes',
            'global!Error',
            'global!document'
        ],

        function (Arr, Option, Element, NodeTypes, Error, document) {
            /*
     * There's a lot of code here; the aim is to allow the browser to optimise constant comparisons,
     * instead of doing object lookup feature detection on every call
     */
            var STANDARD = 0;
            var MSSTANDARD = 1;
            var WEBKITSTANDARD = 2;
            var FIREFOXSTANDARD = 3;

            var selectorType = (function () {
                var test = document.createElement('span');
                // As of Chrome 34 / Safari 7.1 / FireFox 34, everyone except IE has the unprefixed function.
                // Still check for the others, but do it last.
                return test.matches !== undefined ? STANDARD
                    : test.msMatchesSelector !== undefined ? MSSTANDARD
                        : test.webkitMatchesSelector !== undefined ? WEBKITSTANDARD
                            : test.mozMatchesSelector !== undefined ? FIREFOXSTANDARD
                                : -1;
            })();

            var ELEMENT = NodeTypes.ELEMENT;
            var DOCUMENT = NodeTypes.DOCUMENT;

            var is = function (element, selector) {
                var elem = element.dom();
                if (elem.nodeType !== ELEMENT) return false; // documents have querySelector but not matches

                // As of Chrome 34 / Safari 7.1 / FireFox 34, everyone except IE has the unprefixed function.
                // Still check for the others, but do it last.
                else if (selectorType === STANDARD) return elem.matches(selector);
                else if (selectorType === MSSTANDARD) return elem.msMatchesSelector(selector);
                else if (selectorType === WEBKITSTANDARD) return elem.webkitMatchesSelector(selector);
                else if (selectorType === FIREFOXSTANDARD) return elem.mozMatchesSelector(selector);
                else throw new Error('Browser lacks native selectors'); // unfortunately we can't throw this on startup :(
            };

            var bypassSelector = function (dom) {
                // Only elements and documents support querySelector
                return dom.nodeType !== ELEMENT && dom.nodeType !== DOCUMENT ||
              // IE fix for complex queries on empty nodes: http://jsfiddle.net/spyder/fv9ptr5L/
              dom.childElementCount === 0;
            };

            var all = function (selector, scope) {
                var base = scope === undefined ? document : scope.dom();
                return bypassSelector(base) ? [] : Arr.map(base.querySelectorAll(selector), Element.fromDom);
            };

            var one = function (selector, scope) {
                var base = scope === undefined ? document : scope.dom();
                return bypassSelector(base) ? Option.none() : Option.from(base.querySelector(selector)).map(Element.fromDom);
            };

            return {
                all: all,
                is: is,
                one: one
            };
        }
    );

    define(
        'ephox.sugar.api.dom.Compare',

        [
            'ephox.katamari.api.Arr',
            'ephox.katamari.api.Fun',
            'ephox.sand.api.Node',
            'ephox.sand.api.PlatformDetection',
            'ephox.sugar.api.search.Selectors'
        ],

        function (Arr, Fun, Node, PlatformDetection, Selectors) {
            var eq = function (e1, e2) {
                return e1.dom() === e2.dom();
            };

            var isEqualNode = function (e1, e2) {
                return e1.dom().isEqualNode(e2.dom());
            };

            var member = function (element, elements) {
                return Arr.exists(elements, Fun.curry(eq, element));
            };

            // DOM contains() method returns true if e1===e2, we define our contains() to return false (a node does not contain itself).
            var regularContains = function (e1, e2) {
                var d1 = e1.dom(), d2 = e2.dom();
                return d1 === d2 ? false : d1.contains(d2);
            };

            var ieContains = function (e1, e2) {
                // IE only implements the contains() method for Element nodes.
                // It fails for Text nodes, so implement it using compareDocumentPosition()
                // https://connect.microsoft.com/IE/feedback/details/780874/node-contains-is-incorrect
                // Note that compareDocumentPosition returns CONTAINED_BY if 'e2 *is_contained_by* e1':
                // Also, compareDocumentPosition defines a node containing itself as false.
                return Node.documentPositionContainedBy(e1.dom(), e2.dom());
            };

            var browser = PlatformDetection.detect().browser;

            // Returns: true if node e1 contains e2, otherwise false.
            // (returns false if e1===e2: A node does not contain itself).
            var contains = browser.isIE() ? ieContains : regularContains;

            return {
                eq: eq,
                isEqualNode: isEqualNode,
                member: member,
                contains: contains,

                // Only used by DomUniverse. Remove (or should Selectors.is move here?)
                is: Selectors.is
            };
        }
    );

    define(
        'ephox.sugar.api.search.Traverse',

        [
            'ephox.katamari.api.Type',
            'ephox.katamari.api.Arr',
            'ephox.katamari.api.Fun',
            'ephox.katamari.api.Option',
            'ephox.katamari.api.Struct',
            'ephox.sugar.alien.Recurse',
            'ephox.sugar.api.dom.Compare',
            'ephox.sugar.api.node.Element'
        ],

        function (Type, Arr, Fun, Option, Struct, Recurse, Compare, Element) {
            // The document associated with the current element
            var owner = function (element) {
                return Element.fromDom(element.dom().ownerDocument);
            };

            var documentElement = function (element) {
                // TODO: Avoid unnecessary wrap/unwrap here
                var doc = owner(element);
                return Element.fromDom(doc.dom().documentElement);
            };

            // The window element associated with the element
            var defaultView = function (element) {
                var el = element.dom();
                var defaultView = el.ownerDocument.defaultView;
                return Element.fromDom(defaultView);
            };

            var parent = function (element) {
                var dom = element.dom();
                return Option.from(dom.parentNode).map(Element.fromDom);
            };

            var findIndex = function (element) {
                return parent(element).bind(function (p) {
                    // TODO: Refactor out children so we can avoid the constant unwrapping
                    var kin = children(p);
                    return Arr.findIndex(kin, function (elem) {
                        return Compare.eq(element, elem);
                    });
                });
            };

            var parents = function (element, isRoot) {
                var stop = Type.isFunction(isRoot) ? isRoot : Fun.constant(false);

                // This is used a *lot* so it needs to be performant, not recursive
                var dom = element.dom();
                var ret = [];

                while (dom.parentNode !== null && dom.parentNode !== undefined) {
                    var rawParent = dom.parentNode;
                    var parent = Element.fromDom(rawParent);
                    ret.push(parent);

                    if (stop(parent) === true) break;
                    else dom = rawParent;
                }
                return ret;
            };

            var siblings = function (element) {
                // TODO: Refactor out children so we can just not add self instead of filtering afterwards
                var filterSelf = function (elements) {
                    return Arr.filter(elements, function (x) {
                        return !Compare.eq(element, x);
                    });
                };

                return parent(element).map(children).map(filterSelf).getOr([]);
            };

            var offsetParent = function (element) {
                var dom = element.dom();
                return Option.from(dom.offsetParent).map(Element.fromDom);
            };

            var prevSibling = function (element) {
                var dom = element.dom();
                return Option.from(dom.previousSibling).map(Element.fromDom);
            };

            var nextSibling = function (element) {
                var dom = element.dom();
                return Option.from(dom.nextSibling).map(Element.fromDom);
            };

            var prevSiblings = function (element) {
                // This one needs to be reversed, so they're still in DOM order
                return Arr.reverse(Recurse.toArray(element, prevSibling));
            };

            var nextSiblings = function (element) {
                return Recurse.toArray(element, nextSibling);
            };

            var children = function (element) {
                var dom = element.dom();
                return Arr.map(dom.childNodes, Element.fromDom);
            };

            var child = function (element, index) {
                var children = element.dom().childNodes;
                return Option.from(children[index]).map(Element.fromDom);
            };

            var firstChild = function (element) {
                return child(element, 0);
            };

            var lastChild = function (element) {
                return child(element, element.dom().childNodes.length - 1);
            };

            var childNodesCount = function (element, index) {
                return element.dom().childNodes.length;
            };

            var spot = Struct.immutable('element', 'offset');
            var leaf = function (element, offset) {
                var cs = children(element);
                return cs.length > 0 && offset < cs.length ? spot(cs[offset], 0) : spot(element, offset);
            };

            return {
                owner: owner,
                defaultView: defaultView,
                documentElement: documentElement,
                parent: parent,
                findIndex: findIndex,
                parents: parents,
                siblings: siblings,
                prevSibling: prevSibling,
                offsetParent: offsetParent,
                prevSiblings: prevSiblings,
                nextSibling: nextSibling,
                nextSiblings: nextSiblings,
                children: children,
                child: child,
                firstChild: firstChild,
                lastChild: lastChild,
                childNodesCount: childNodesCount,
                leaf: leaf
            };
        }
    );

    define(
        'ephox.sugar.api.search.PredicateFilter',

        [
            'ephox.katamari.api.Arr',
            'ephox.sugar.api.node.Body',
            'ephox.sugar.api.search.Traverse'
        ],

        function (Arr, Body, Traverse) {
            // maybe TraverseWith, similar to traverse but with a predicate?

            var all = function (predicate) {
                return descendants(Body.body(), predicate);
            };

            var ancestors = function (scope, predicate, isRoot) {
                return Arr.filter(Traverse.parents(scope, isRoot), predicate);
            };

            var siblings = function (scope, predicate) {
                return Arr.filter(Traverse.siblings(scope), predicate);
            };

            var children = function (scope, predicate) {
                return Arr.filter(Traverse.children(scope), predicate);
            };

            var descendants = function (scope, predicate) {
                var result = [];

                // Recurse.toArray() might help here
                Arr.each(Traverse.children(scope), function (x) {
                    if (predicate(x)) {
                        result = result.concat([ x ]);
                    }
                    result = result.concat(descendants(x, predicate));
                });
                return result;
            };

            return {
                all: all,
                ancestors: ancestors,
                siblings: siblings,
                children: children,
                descendants: descendants
            };
        }
    );

    define(
        'ephox.sugar.api.search.SelectorFilter',

        [
            'ephox.sugar.api.search.PredicateFilter',
            'ephox.sugar.api.search.Selectors'
        ],

        function (PredicateFilter, Selectors) {
            var all = function (selector) {
                return Selectors.all(selector);
            };

            // For all of the following:
            //
            // jQuery does siblings of firstChild. IE9+ supports scope.dom().children (similar to Traverse.children but elements only).
            // Traverse should also do this (but probably not by default).
            //

            var ancestors = function (scope, selector, isRoot) {
                // It may surprise you to learn this is exactly what JQuery does
                // TODO: Avoid all this wrapping and unwrapping
                return PredicateFilter.ancestors(scope, function (e) {
                    return Selectors.is(e, selector);
                }, isRoot);
            };

            var siblings = function (scope, selector) {
                // It may surprise you to learn this is exactly what JQuery does
                // TODO: Avoid all the wrapping and unwrapping
                return PredicateFilter.siblings(scope, function (e) {
                    return Selectors.is(e, selector);
                });
            };

            var children = function (scope, selector) {
                // It may surprise you to learn this is exactly what JQuery does
                // TODO: Avoid all the wrapping and unwrapping
                return PredicateFilter.children(scope, function (e) {
                    return Selectors.is(e, selector);
                });
            };

            var descendants = function (scope, selector) {
                return Selectors.all(selector, scope);
            };

            return {
                all: all,
                ancestors: ancestors,
                siblings: siblings,
                children: children,
                descendants: descendants
            };
        }
    );

    /**
 * LinkTargets.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This module is enables you to get anything that you can link to in a element.
 *
 * @private
 * @class tinymce.ui.LinkTargets
 */
    define(
        'tinymce.ui.content.LinkTargets',
        [
            'ephox.katamari.api.Arr',
            'ephox.katamari.api.Fun',
            'ephox.katamari.api.Id',
            'ephox.sugar.api.node.Element',
            'ephox.sugar.api.search.SelectorFilter',
            'tinymce.core.dom.DOMUtils',
            'tinymce.core.util.Tools'
        ],
        function (Arr, Fun, Id, Element, SelectorFilter, DOMUtils, Tools) {
            var trim = Tools.trim;
            var hasContentEditableState = function (value) {
                return function (node) {
                    if (node && node.nodeType === 1) {
                        if (node.contentEditable === value) {
                            return true;
                        }

                        if (node.getAttribute('data-mce-contenteditable') === value) {
                            return true;
                        }
                    }

                    return false;
                };
            };

            var isContentEditableTrue = hasContentEditableState('true');
            var isContentEditableFalse = hasContentEditableState('false');

            var create = function (type, title, url, level, attach) {
                return {
                    type: type,
                    title: title,
                    url: url,
                    level: level,
                    attach: attach
                };
            };

            var isChildOfContentEditableTrue = function (node) {
                while ((node = node.parentNode)) {
                    var value = node.contentEditable;
                    if (value && value !== 'inherit') {
                        return isContentEditableTrue(node);
                    }
                }

                return false;
            };

            var select = function (selector, root) {
                return Arr.map(SelectorFilter.descendants(Element.fromDom(root), selector), function (element) {
                    return element.dom();
                });
            };

            var getElementText = function (elm) {
                return elm.innerText || elm.textContent;
            };

            var getOrGenerateId = function (elm) {
                return elm.id ? elm.id : Id.generate('h');
            };

            var isAnchor = function (elm) {
                return elm && elm.nodeName === 'A' && (elm.id || elm.name);
            };

            var isValidAnchor = function (elm) {
                return isAnchor(elm) && isEditable(elm);
            };

            var isHeader = function (elm) {
                return elm && /^(H[1-6])$/.test(elm.nodeName);
            };

            var isEditable = function (elm) {
                return isChildOfContentEditableTrue(elm) && !isContentEditableFalse(elm);
            };

            var isValidHeader = function (elm) {
                return isHeader(elm) && isEditable(elm);
            };

            var getLevel = function (elm) {
                return isHeader(elm) ? parseInt(elm.nodeName.substr(1), 10) : 0;
            };

            var headerTarget = function (elm) {
                var headerId = getOrGenerateId(elm);

                var attach = function () {
                    elm.id = headerId;
                };

                return create('header', getElementText(elm), '#' + headerId, getLevel(elm), attach);
            };

            var anchorTarget = function (elm) {
                var anchorId = elm.id || elm.name;
                var anchorText = getElementText(elm);

                return create('anchor', anchorText || '#' + anchorId, '#' + anchorId, 0, Fun.noop);
            };

            var getHeaderTargets = function (elms) {
                return Arr.map(Arr.filter(elms, isValidHeader), headerTarget);
            };

            var getAnchorTargets = function (elms) {
                return Arr.map(Arr.filter(elms, isValidAnchor), anchorTarget);
            };

            var getTargetElements = function (elm) {
                var elms = select('h1,h2,h3,h4,h5,h6,a:not([href])', elm);
                return elms;
            };

            var hasTitle = function (target) {
                return trim(target.title).length > 0;
            };

            var find = function (elm) {
                var elms = getTargetElements(elm);
                return Arr.filter(getHeaderTargets(elms).concat(getAnchorTargets(elms)), hasTitle);
            };

            return {
                find: find
            };
        }
    );

    /**
 * FilePicker.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This class creates a file picker control.
 *
 * @class tinymce.ui.FilePicker
 * @extends tinymce.ui.ComboBox
 */
    define(
        'tinymce.ui.FilePicker',
        [
            'ephox.katamari.api.Arr',
            'ephox.katamari.api.Fun',
            'global!window',
            'tinymce.ui.content.LinkTargets',
            'tinymce.core.EditorManager',
            'tinymce.ui.ComboBox',
            'tinymce.core.util.Tools'
        ],
        function (Arr, Fun, window, LinkTargets, EditorManager, ComboBox, Tools) {
            'use strict';

            var getActiveEditor = function () {
                return window.tinymce ? window.tinymce.activeEditor : EditorManager.activeEditor;
            };

            var history = {};
            var HISTORY_LENGTH = 5;

            var clearHistory = function () {
                history = {};
            };

            var toMenuItem = function (target) {
                return {
                    title: target.title,
                    value: {
                        title: { raw: target.title },
                        url: target.url,
                        attach: target.attach
                    }
                };
            };

            var toMenuItems = function (targets) {
                return Tools.map(targets, toMenuItem);
            };

            var staticMenuItem = function (title, url) {
                return {
                    title: title,
                    value: {
                        title: title,
                        url: url,
                        attach: Fun.noop
                    }
                };
            };

            var isUniqueUrl = function (url, targets) {
                var foundTarget = Arr.exists(targets, function (target) {
                    return target.url === url;
                });

                return !foundTarget;
            };

            var getSetting = function (editorSettings, name, defaultValue) {
                var value = name in editorSettings ? editorSettings[name] : defaultValue;
                return value === false ? null : value;
            };

            var createMenuItems = function (term, targets, fileType, editorSettings) {
                var separator = { title: '-' };

                var fromHistoryMenuItems = function (history) {
                    var historyItems = history.hasOwnProperty(fileType) ? history[fileType] : [ ];
                    var uniqueHistory = Arr.filter(historyItems, function (url) {
                        return isUniqueUrl(url, targets);
                    });

                    return Tools.map(uniqueHistory, function (url) {
                        return {
                            title: url,
                            value: {
                                title: url,
                                url: url,
                                attach: Fun.noop
                            }
                        };
                    });
                };

                var fromMenuItems = function (type) {
                    var filteredTargets = Arr.filter(targets, function (target) {
                        return target.type === type;
                    });

                    return toMenuItems(filteredTargets);
                };

                var anchorMenuItems = function () {
                    var anchorMenuItems = fromMenuItems('anchor');
                    var topAnchor = getSetting(editorSettings, 'anchor_top', '#top');
                    var bottomAchor = getSetting(editorSettings, 'anchor_bottom', '#bottom');

                    if (topAnchor !== null) {
                        anchorMenuItems.unshift(staticMenuItem('<top>', topAnchor));
                    }

                    if (bottomAchor !== null) {
                        anchorMenuItems.push(staticMenuItem('<bottom>', bottomAchor));
                    }

                    return anchorMenuItems;
                };

                var join = function (items) {
                    return Arr.foldl(items, function (a, b) {
                        var bothEmpty = a.length === 0 || b.length === 0;
                        return bothEmpty ? a.concat(b) : a.concat(separator, b);
                    }, []);
                };

                if (editorSettings.typeahead_urls === false) {
                    return [];
                }

                return fileType === 'file' ? join([
                    filterByQuery(term, fromHistoryMenuItems(history)),
                    filterByQuery(term, fromMenuItems('header')),
                    filterByQuery(term, anchorMenuItems())
                ]) : filterByQuery(term, fromHistoryMenuItems(history));
            };

            var addToHistory = function (url, fileType) {
                var items = history[fileType];

                if (!/^https?/.test(url)) {
                    return;
                }

                if (items) {
                    if (Arr.indexOf(items, url) === -1) {
                        history[fileType] = items.slice(0, HISTORY_LENGTH).concat(url);
                    }
                } else {
                    history[fileType] = [url];
                }
            };

            var filterByQuery = function (term, menuItems) {
                var lowerCaseTerm = term.toLowerCase();
                var result = Tools.grep(menuItems, function (item) {
                    return item.title.toLowerCase().indexOf(lowerCaseTerm) !== -1;
                });

                return result.length === 1 && result[0].title === term ? [] : result;
            };

            var getTitle = function (linkDetails) {
                var title = linkDetails.title;
                return title.raw ? title.raw : title;
            };

            var setupAutoCompleteHandler = function (ctrl, editorSettings, bodyElm, fileType) {
                var autocomplete = function (term) {
                    var linkTargets = LinkTargets.find(bodyElm);
                    var menuItems = createMenuItems(term, linkTargets, fileType, editorSettings);
                    ctrl.showAutoComplete(menuItems, term);
                };

                ctrl.on('autocomplete', function () {
                    autocomplete(ctrl.value());
                });

                ctrl.on('selectitem', function (e) {
                    var linkDetails = e.value;

                    ctrl.value(linkDetails.url);
                    var title = getTitle(linkDetails);

                    if (fileType === 'image') {
                        ctrl.fire('change', { meta: { alt: title, attach: linkDetails.attach } });
                    } else {
                        ctrl.fire('change', { meta: { text: title, attach: linkDetails.attach } });
                    }

                    ctrl.focus();
                });

                ctrl.on('click', function (e) {
                    if (ctrl.value().length === 0 && e.target.nodeName === 'INPUT') {
                        autocomplete('');
                    }
                });

                ctrl.on('PostRender', function () {
                    ctrl.getRoot().on('submit', function (e) {
                        if (!e.isDefaultPrevented()) {
                            addToHistory(ctrl.value(), fileType);
                        }
                    });
                });
            };

            var statusToUiState = function (result) {
                var status = result.status, message = result.message;

                if (status === 'valid') {
                    return { status: 'ok', message: message };
                } else if (status === 'unknown') {
                    return { status: 'warn', message: message };
                } else if (status === 'invalid') {
                    return { status: 'warn', message: message };
                } else {
                    return { status: 'none', message: '' };
                }
            };

            var setupLinkValidatorHandler = function (ctrl, editorSettings, fileType) {
                var validatorHandler = editorSettings.filepicker_validator_handler;
                if (validatorHandler) {
                    var validateUrl = function (url) {
                        if (url.length === 0) {
                            ctrl.statusLevel('none');
                            return;
                        }

                        validatorHandler({
                            url: url,
                            type: fileType
                        }, function (result) {
                            var uiState = statusToUiState(result);

                            ctrl.statusMessage(uiState.message);
                            ctrl.statusLevel(uiState.status);
                        });
                    };

                    ctrl.state.on('change:value', function (e) {
                        validateUrl(e.value);
                    });
                }
            };

            return ComboBox.extend({
                Statics: {
                    clearHistory: clearHistory
                },

                /**
       * Constructs a new control instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       */
                init: function (settings) {
                    var self = this, editor = getActiveEditor(), editorSettings = editor.settings;
                    var actionCallback, fileBrowserCallback, fileBrowserCallbackTypes;
                    var fileType = settings.filetype;

                    settings.spellcheck = false;

                    fileBrowserCallbackTypes = editorSettings.file_picker_types || editorSettings.file_browser_callback_types;
                    if (fileBrowserCallbackTypes) {
                        fileBrowserCallbackTypes = Tools.makeMap(fileBrowserCallbackTypes, /[, ]/);
                    }

                    if (!fileBrowserCallbackTypes || fileBrowserCallbackTypes[fileType]) {
                        fileBrowserCallback = editorSettings.file_picker_callback;
                        if (fileBrowserCallback && (!fileBrowserCallbackTypes || fileBrowserCallbackTypes[fileType])) {
                            actionCallback = function () {
                                var meta = self.fire('beforecall').meta;

                                meta = Tools.extend({ filetype: fileType }, meta);

                                // file_picker_callback(callback, currentValue, metaData)
                                fileBrowserCallback.call(
                                    editor,
                                    function (value, meta) {
                                        self.value(value).fire('change', { meta: meta });
                                    },
                                    self.value(),
                                    meta
                                );
                            };
                        } else {
                            // Legacy callback: file_picker_callback(id, currentValue, filetype, window)
                            fileBrowserCallback = editorSettings.file_browser_callback;
                            if (fileBrowserCallback && (!fileBrowserCallbackTypes || fileBrowserCallbackTypes[fileType])) {
                                actionCallback = function () {
                                    fileBrowserCallback(
                                        self.getEl('inp').id,
                                        self.value(),
                                        fileType,
                                        window
                                    );
                                };
                            }
                        }
                    }

                    if (actionCallback) {
                        settings.icon = 'browse';
                        settings.onaction = actionCallback;
                    }

                    self._super(settings);

                    setupAutoCompleteHandler(self, editorSettings, editor.getBody(), fileType);
                    setupLinkValidatorHandler(self, editorSettings, fileType);
                }
            });
        }
    );
    /**
 * FitLayout.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This layout manager will resize the control to be the size of it's parent container.
 * In other words width: 100% and height: 100%.
 *
 * @-x-less FitLayout.less
 * @class tinymce.ui.FitLayout
 * @extends tinymce.ui.AbsoluteLayout
 */
    define(
        'tinymce.ui.FitLayout',
        [
            'tinymce.ui.AbsoluteLayout'
        ],
        function (AbsoluteLayout) {
            'use strict';

            return AbsoluteLayout.extend({
                /**
       * Recalculates the positions of the controls in the specified container.
       *
       * @method recalc
       * @param {tinymce.ui.Container} container Container instance to recalc.
       */
                recalc: function (container) {
                    var contLayoutRect = container.layoutRect(), paddingBox = container.paddingBox;

                    container.items().filter(':visible').each(function (ctrl) {
                        ctrl.layoutRect({
                            x: paddingBox.left,
                            y: paddingBox.top,
                            w: contLayoutRect.innerW - paddingBox.right - paddingBox.left,
                            h: contLayoutRect.innerH - paddingBox.top - paddingBox.bottom
                        });

                        if (ctrl.recalc) {
                            ctrl.recalc();
                        }
                    });
                }
            });
        }
    );
    /**
 * FlexLayout.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This layout manager works similar to the CSS flex box.
 *
 * @setting {String} direction row|row-reverse|column|column-reverse
 * @setting {Number} flex A positive-number to flex by.
 * @setting {String} align start|end|center|stretch
 * @setting {String} pack start|end|justify
 *
 * @class tinymce.ui.FlexLayout
 * @extends tinymce.ui.AbsoluteLayout
 */
    define(
        'tinymce.ui.FlexLayout',
        [
            'tinymce.ui.AbsoluteLayout'
        ],
        function (AbsoluteLayout) {
            'use strict';

            return AbsoluteLayout.extend({
                /**
       * Recalculates the positions of the controls in the specified container.
       *
       * @method recalc
       * @param {tinymce.ui.Container} container Container instance to recalc.
       */
                recalc: function (container) {
                    // A ton of variables, needs to be in the same scope for performance
                    var i, l, items, contLayoutRect, contPaddingBox, contSettings, align, pack, spacing, totalFlex, availableSpace, direction;
                    var ctrl, ctrlLayoutRect, ctrlSettings, flex, maxSizeItems = [], size, maxSize, ratio, rect, pos, maxAlignEndPos;
                    var sizeName, minSizeName, posName, maxSizeName, beforeName, innerSizeName, deltaSizeName, contentSizeName;
                    var alignAxisName, alignInnerSizeName, alignSizeName, alignMinSizeName, alignBeforeName, alignAfterName;
                    var alignDeltaSizeName, alignContentSizeName;
                    var max = Math.max, min = Math.min;

                    // Get container items, properties and settings
                    items = container.items().filter(':visible');
                    contLayoutRect = container.layoutRect();
                    contPaddingBox = container.paddingBox;
                    contSettings = container.settings;
                    direction = container.isRtl() ? (contSettings.direction || 'row-reversed') : contSettings.direction;
                    align = contSettings.align;
                    pack = container.isRtl() ? (contSettings.pack || 'end') : contSettings.pack;
                    spacing = contSettings.spacing || 0;

                    if (direction == 'row-reversed' || direction == 'column-reverse') {
                        items = items.set(items.toArray().reverse());
                        direction = direction.split('-')[0];
                    }

                    // Setup axis variable name for row/column direction since the calculations is the same
                    if (direction == 'column') {
                        posName = 'y';
                        sizeName = 'h';
                        minSizeName = 'minH';
                        maxSizeName = 'maxH';
                        innerSizeName = 'innerH';
                        beforeName = 'top';
                        deltaSizeName = 'deltaH';
                        contentSizeName = 'contentH';

                        alignBeforeName = 'left';
                        alignSizeName = 'w';
                        alignAxisName = 'x';
                        alignInnerSizeName = 'innerW';
                        alignMinSizeName = 'minW';
                        alignAfterName = 'right';
                        alignDeltaSizeName = 'deltaW';
                        alignContentSizeName = 'contentW';
                    } else {
                        posName = 'x';
                        sizeName = 'w';
                        minSizeName = 'minW';
                        maxSizeName = 'maxW';
                        innerSizeName = 'innerW';
                        beforeName = 'left';
                        deltaSizeName = 'deltaW';
                        contentSizeName = 'contentW';

                        alignBeforeName = 'top';
                        alignSizeName = 'h';
                        alignAxisName = 'y';
                        alignInnerSizeName = 'innerH';
                        alignMinSizeName = 'minH';
                        alignAfterName = 'bottom';
                        alignDeltaSizeName = 'deltaH';
                        alignContentSizeName = 'contentH';
                    }

                    // Figure out total flex, availableSpace and collect any max size elements
                    availableSpace = contLayoutRect[innerSizeName] - contPaddingBox[beforeName] - contPaddingBox[beforeName];
                    maxAlignEndPos = totalFlex = 0;
                    for (i = 0, l = items.length; i < l; i++) {
                        ctrl = items[i];
                        ctrlLayoutRect = ctrl.layoutRect();
                        ctrlSettings = ctrl.settings;
                        flex = ctrlSettings.flex;
                        availableSpace -= (i < l - 1 ? spacing : 0);

                        if (flex > 0) {
                            totalFlex += flex;

                            // Flexed item has a max size then we need to check if we will hit that size
                            if (ctrlLayoutRect[maxSizeName]) {
                                maxSizeItems.push(ctrl);
                            }

                            ctrlLayoutRect.flex = flex;
                        }

                        availableSpace -= ctrlLayoutRect[minSizeName];

                        // Calculate the align end position to be used to check for overflow/underflow
                        size = contPaddingBox[alignBeforeName] + ctrlLayoutRect[alignMinSizeName] + contPaddingBox[alignAfterName];
                        if (size > maxAlignEndPos) {
                            maxAlignEndPos = size;
                        }
                    }

                    // Calculate minW/minH
                    rect = {};
                    if (availableSpace < 0) {
                        rect[minSizeName] = contLayoutRect[minSizeName] - availableSpace + contLayoutRect[deltaSizeName];
                    } else {
                        rect[minSizeName] = contLayoutRect[innerSizeName] - availableSpace + contLayoutRect[deltaSizeName];
                    }

                    rect[alignMinSizeName] = maxAlignEndPos + contLayoutRect[alignDeltaSizeName];

                    rect[contentSizeName] = contLayoutRect[innerSizeName] - availableSpace;
                    rect[alignContentSizeName] = maxAlignEndPos;
                    rect.minW = min(rect.minW, contLayoutRect.maxW);
                    rect.minH = min(rect.minH, contLayoutRect.maxH);
                    rect.minW = max(rect.minW, contLayoutRect.startMinWidth);
                    rect.minH = max(rect.minH, contLayoutRect.startMinHeight);

                    // Resize container container if minSize was changed
                    if (contLayoutRect.autoResize && (rect.minW != contLayoutRect.minW || rect.minH != contLayoutRect.minH)) {
                        rect.w = rect.minW;
                        rect.h = rect.minH;

                        container.layoutRect(rect);
                        this.recalc(container);

                        // Forced recalc for example if items are hidden/shown
                        if (container._lastRect === null) {
                            var parentCtrl = container.parent();
                            if (parentCtrl) {
                                parentCtrl._lastRect = null;
                                parentCtrl.recalc();
                            }
                        }

                        return;
                    }

                    // Handle max size elements, check if they will become to wide with current options
                    ratio = availableSpace / totalFlex;
                    for (i = 0, l = maxSizeItems.length; i < l; i++) {
                        ctrl = maxSizeItems[i];
                        ctrlLayoutRect = ctrl.layoutRect();
                        maxSize = ctrlLayoutRect[maxSizeName];
                        size = ctrlLayoutRect[minSizeName] + ctrlLayoutRect.flex * ratio;

                        if (size > maxSize) {
                            availableSpace -= (ctrlLayoutRect[maxSizeName] - ctrlLayoutRect[minSizeName]);
                            totalFlex -= ctrlLayoutRect.flex;
                            ctrlLayoutRect.flex = 0;
                            ctrlLayoutRect.maxFlexSize = maxSize;
                        } else {
                            ctrlLayoutRect.maxFlexSize = 0;
                        }
                    }

                    // Setup new ratio, target layout rect, start position
                    ratio = availableSpace / totalFlex;
                    pos = contPaddingBox[beforeName];
                    rect = {};

                    // Handle pack setting moves the start position to end, center
                    if (totalFlex === 0) {
                        if (pack == 'end') {
                            pos = availableSpace + contPaddingBox[beforeName];
                        } else if (pack == 'center') {
                            pos = Math.round(
                                (contLayoutRect[innerSizeName] / 2) - ((contLayoutRect[innerSizeName] - availableSpace) / 2)
                            ) + contPaddingBox[beforeName];

                            if (pos < 0) {
                                pos = contPaddingBox[beforeName];
                            }
                        } else if (pack == 'justify') {
                            pos = contPaddingBox[beforeName];
                            spacing = Math.floor(availableSpace / (items.length - 1));
                        }
                    }

                    // Default aligning (start) the other ones needs to be calculated while doing the layout
                    rect[alignAxisName] = contPaddingBox[alignBeforeName];

                    // Start laying out controls
                    for (i = 0, l = items.length; i < l; i++) {
                        ctrl = items[i];
                        ctrlLayoutRect = ctrl.layoutRect();
                        size = ctrlLayoutRect.maxFlexSize || ctrlLayoutRect[minSizeName];

                        // Align the control on the other axis
                        if (align === 'center') {
                            rect[alignAxisName] = Math.round((contLayoutRect[alignInnerSizeName] / 2) - (ctrlLayoutRect[alignSizeName] / 2));
                        } else if (align === 'stretch') {
                            rect[alignSizeName] = max(
                                ctrlLayoutRect[alignMinSizeName] || 0,
                                contLayoutRect[alignInnerSizeName] - contPaddingBox[alignBeforeName] - contPaddingBox[alignAfterName]
                            );
                            rect[alignAxisName] = contPaddingBox[alignBeforeName];
                        } else if (align === 'end') {
                            rect[alignAxisName] = contLayoutRect[alignInnerSizeName] - ctrlLayoutRect[alignSizeName] - contPaddingBox.top;
                        }

                        // Calculate new size based on flex
                        if (ctrlLayoutRect.flex > 0) {
                            size += ctrlLayoutRect.flex * ratio;
                        }

                        rect[sizeName] = size;
                        rect[posName] = pos;
                        ctrl.layoutRect(rect);

                        // Recalculate containers
                        if (ctrl.recalc) {
                            ctrl.recalc();
                        }

                        // Move x/y position
                        pos += size + spacing;
                    }
                }
            });
        }
    );
    /**
 * FlowLayout.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This layout manager will place the controls by using the browsers native layout.
 *
 * @-x-less FlowLayout.less
 * @class tinymce.ui.FlowLayout
 * @extends tinymce.ui.Layout
 */
    define(
        'tinymce.ui.FlowLayout',
        [
            'tinymce.ui.Layout'
        ],
        function (Layout) {
            return Layout.extend({
                Defaults: {
                    containerClass: 'flow-layout',
                    controlClass: 'flow-layout-item',
                    endClass: 'break'
                },

                /**
       * Recalculates the positions of the controls in the specified container.
       *
       * @method recalc
       * @param {tinymce.ui.Container} container Container instance to recalc.
       */
                recalc: function (container) {
                    container.items().filter(':visible').each(function (ctrl) {
                        if (ctrl.recalc) {
                            ctrl.recalc();
                        }
                    });
                },

                isNative: function () {
                    return true;
                }
            });
        }
    );
    define(
        'ephox.sugar.impl.ClosestOrAncestor',

        [
            'ephox.katamari.api.Type',
            'ephox.katamari.api.Option'
        ],

        function (Type, Option) {
            return function (is, ancestor, scope, a, isRoot) {
                return is(scope, a)
                    ? Option.some(scope)
                    : Type.isFunction(isRoot) && isRoot(scope)
                        ? Option.none()
                        : ancestor(scope, a, isRoot);
            };
        }
    );
    define(
        'ephox.sugar.api.search.PredicateFind',

        [
            'ephox.katamari.api.Type',
            'ephox.katamari.api.Arr',
            'ephox.katamari.api.Fun',
            'ephox.katamari.api.Option',
            'ephox.sugar.api.node.Body',
            'ephox.sugar.api.dom.Compare',
            'ephox.sugar.api.node.Element',
            'ephox.sugar.impl.ClosestOrAncestor'
        ],

        function (Type, Arr, Fun, Option, Body, Compare, Element, ClosestOrAncestor) {
            var first = function (predicate) {
                return descendant(Body.body(), predicate);
            };

            var ancestor = function (scope, predicate, isRoot) {
                var element = scope.dom();
                var stop = Type.isFunction(isRoot) ? isRoot : Fun.constant(false);

                while (element.parentNode) {
                    element = element.parentNode;
                    var el = Element.fromDom(element);

                    if (predicate(el)) return Option.some(el);
                    else if (stop(el)) break;
                }
                return Option.none();
            };

            var closest = function (scope, predicate, isRoot) {
                // This is required to avoid ClosestOrAncestor passing the predicate to itself
                var is = function (scope) {
                    return predicate(scope);
                };
                return ClosestOrAncestor(is, ancestor, scope, predicate, isRoot);
            };

            var sibling = function (scope, predicate) {
                var element = scope.dom();
                if (!element.parentNode) return Option.none();

                return child(Element.fromDom(element.parentNode), function (x) {
                    return !Compare.eq(scope, x) && predicate(x);
                });
            };

            var child = function (scope, predicate) {
                var result = Arr.find(scope.dom().childNodes,
                    Fun.compose(predicate, Element.fromDom));
                return result.map(Element.fromDom);
            };

            var descendant = function (scope, predicate) {
                var descend = function (element) {
                    for (var i = 0; i < element.childNodes.length; i++) {
                        if (predicate(Element.fromDom(element.childNodes[i]))) { return Option.some(Element.fromDom(element.childNodes[i])); }

                        var res = descend(element.childNodes[i]);
                        if (res.isSome()) { return res; }
                    }

                    return Option.none();
                };

                return descend(scope.dom());
            };

            return {
                first: first,
                ancestor: ancestor,
                closest: closest,
                sibling: sibling,
                child: child,
                descendant: descendant
            };
        }
    );

    define(
        'ephox.sugar.api.search.SelectorFind',

        [
            'ephox.sugar.api.search.PredicateFind',
            'ephox.sugar.api.search.Selectors',
            'ephox.sugar.impl.ClosestOrAncestor'
        ],

        function (PredicateFind, Selectors, ClosestOrAncestor) {
            // TODO: An internal SelectorFilter module that doesn't Element.fromDom() everything

            var first = function (selector) {
                return Selectors.one(selector);
            };

            var ancestor = function (scope, selector, isRoot) {
                return PredicateFind.ancestor(scope, function (e) {
                    return Selectors.is(e, selector);
                }, isRoot);
            };

            var sibling = function (scope, selector) {
                return PredicateFind.sibling(scope, function (e) {
                    return Selectors.is(e, selector);
                });
            };

            var child = function (scope, selector) {
                return PredicateFind.child(scope, function (e) {
                    return Selectors.is(e, selector);
                });
            };

            var descendant = function (scope, selector) {
                return Selectors.one(selector, scope);
            };

            // Returns Some(closest ancestor element (sugared)) matching 'selector' up to isRoot, or None() otherwise
            var closest = function (scope, selector, isRoot) {
                return ClosestOrAncestor(Selectors.is, ancestor, scope, selector, isRoot);
            };

            return {
                first: first,
                ancestor: ancestor,
                sibling: sibling,
                child: child,
                descendant: descendant,
                closest: closest
            };
        }
    );

    /**
 * FormatUtils.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.ui.editorui.FormatUtils',
        [
        ],
        function () {
            var toggleFormat = function (editor, fmt) {
                return function () {
                    editor.execCommand('mceToggleFormat', false, fmt);
                };
            };

            var postRenderFormat = function (editor, name) {
                return function () {
                    var self = this;

                    // TODO: Fix this
                    if (editor.formatter) {
                        editor.formatter.formatChanged(name, function (state) {
                            self.active(state);
                        });
                    } else {
                        editor.on('init', function () {
                            editor.formatter.formatChanged(name, function (state) {
                                self.active(state);
                            });
                        });
                    }
                };
            };

            return {
                toggleFormat: toggleFormat,
                postRenderFormat: postRenderFormat
            };
        }
    );

    /**
 * Align.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.ui.editorui.Align',
        [
            'tinymce.core.util.Tools',
            'tinymce.ui.editorui.FormatUtils'
        ],
        function (Tools, FormatUtils) {
            var register = function (editor) {
                editor.addMenuItem('align', {
                    text: 'Align',
                    menu: [
                        { text: 'Left', icon: 'alignleft', onclick: FormatUtils.toggleFormat(editor, 'alignleft') },
                        { text: 'Center', icon: 'aligncenter', onclick: FormatUtils.toggleFormat(editor, 'aligncenter') },
                        { text: 'Right', icon: 'alignright', onclick: FormatUtils.toggleFormat(editor, 'alignright') },
                        { text: 'Justify', icon: 'alignjustify', onclick: FormatUtils.toggleFormat(editor, 'alignjustify') }
                    ]
                });

                Tools.each({
                    alignleft: ['Align left', 'JustifyLeft'],
                    aligncenter: ['Align center', 'JustifyCenter'],
                    alignright: ['Align right', 'JustifyRight'],
                    alignjustify: ['Justify', 'JustifyFull'],
                    alignnone: ['No alignment', 'JustifyNone']
                }, function (item, name) {
                    editor.addButton(name, {
                        tooltip: item[0],
                        cmd: item[1],
                        onPostRender: FormatUtils.postRenderFormat(editor, name)
                    });
                });
            };

            return {
                register: register
            };
        }
    );

    /**
 * FontInfo.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Internal class for computing font size for elements.
 *
 * @private
 * @class tinymce.fmt.FontInfo
 */
    define(
        'tinymce.ui.fmt.FontInfo',
        [
            'ephox.katamari.api.Fun',
            'ephox.katamari.api.Option',
            'ephox.sugar.api.node.Element',
            'ephox.sugar.api.node.Node',
            'tinymce.core.dom.DOMUtils'
        ],
        function (Fun, Option, Element, Node, DOMUtils) {
            var getSpecifiedFontProp = function (propName, rootElm, elm) {
                while (elm !== rootElm) {
                    if (elm.style[propName]) {
                        var foundStyle = elm.style[propName];
                        return foundStyle !== '' ? Option.some(foundStyle) : Option.none();
                    }
                    elm = elm.parentNode;
                }
                return Option.none();
            };

            var toPt = function (fontSize) {
                if (/[0-9.]+px$/.test(fontSize)) {
                    return Math.round(parseInt(fontSize, 10) * 72 / 96) + 'pt';
                }

                return fontSize;
            };

            var normalizeFontFamily = function (fontFamily) {
                // 'Font name', Font -> Font name,Font
                return fontFamily.replace(/[\'\"]/g, '').replace(/,\s+/g, ',');
            };

            var getComputedFontProp = function (propName, elm) {
                return Option.from(DOMUtils.DOM.getStyle(elm, propName, true));
            };

            var getFontProp = function (propName) {
                return function (rootElm, elm) {
                    return Option.from(elm)
                        .map(Element.fromDom)
                        .filter(Node.isElement)
                        .bind(function (element) {
                            return getSpecifiedFontProp(propName, rootElm, element.dom())
                                .or(getComputedFontProp(propName, element.dom()));
                        })
                        .getOr('');
                };
            };

            return {
                getFontSize: getFontProp('fontSize'),
                getFontFamily: Fun.compose(normalizeFontFamily, getFontProp('fontFamily')),
                toPt: toPt
            };
        }
    );

    /**
 * FontSelect.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.ui.editorui.FontSelect',
        [
            'tinymce.core.util.Tools',
            'tinymce.ui.fmt.FontInfo'
        ],
        function (Tools, FontInfo) {
            var getFirstFont = function (fontFamily) {
                return fontFamily ? fontFamily.split(',')[0] : '';
            };

            var findMatchingValue = function (items, fontFamily) {
                var value;

                Tools.each(items, function (item) {
                    if (item.value.toLowerCase() === fontFamily.toLowerCase()) {
                        value = item.value;
                    }
                });

                Tools.each(items, function (item) {
                    if (!value && getFirstFont(item.value).toLowerCase() === getFirstFont(fontFamily).toLowerCase()) {
                        value = item.value;
                    }
                });

                return value;
            };

            var createFontNameListBoxChangeHandler = function (editor, items) {
                return function () {
                    var self = this;

                    editor.on('init nodeChange', function (e) {
                        var fontFamily = FontInfo.getFontFamily(editor.getBody(), e.element);
                        var match = findMatchingValue(items, fontFamily);

                        self.value(match || null);

                        if (!match && fontFamily) {
                            self.text(getFirstFont(fontFamily));
                        }
                    });
                };
            };

            var createFormats = function (formats) {
                formats = formats.replace(/;$/, '').split(';');

                var i = formats.length;
                while (i--) {
                    formats[i] = formats[i].split('=');
                }

                return formats;
            };

            var getFontItems = function (editor) {
                var defaultFontsFormats = (
                    'Andale Mono=andale mono,monospace;' +
        'Arial=arial,helvetica,sans-serif;' +
        'Arial Black=arial black,sans-serif;' +
        'Book Antiqua=book antiqua,palatino,serif;' +
        'Comic Sans MS=comic sans ms,sans-serif;' +
        'Courier New=courier new,courier,monospace;' +
        'Georgia=georgia,palatino,serif;' +
        'Helvetica=helvetica,arial,sans-serif;' +
        'Impact=impact,sans-serif;' +
        'Symbol=symbol;' +
        'Tahoma=tahoma,arial,helvetica,sans-serif;' +
        'Terminal=terminal,monaco,monospace;' +
        'Times New Roman=times new roman,times,serif;' +
        'Trebuchet MS=trebuchet ms,geneva,sans-serif;' +
        'Verdana=verdana,geneva,sans-serif;' +
        'Webdings=webdings;' +
        'Wingdings=wingdings,zapf dingbats'
                );

                var fonts = createFormats(editor.settings.font_formats || defaultFontsFormats);

                return Tools.map(fonts, function (font) {
                    return {
                        text: { raw: font[0] },
                        value: font[1],
                        textStyle: font[1].indexOf('dings') === -1 ? 'font-family:' + font[1] : ''
                    };
                });
            };

            var registerButtons = function (editor) {
                editor.addButton('fontselect', function () {
                    var items = getFontItems(editor);

                    return {
                        type: 'listbox',
                        text: 'Font Family',
                        tooltip: 'Font Family',
                        values: items,
                        fixedWidth: true,
                        onPostRender: createFontNameListBoxChangeHandler(editor, items),
                        onselect: function (e) {
                            if (e.control.settings.value) {
                                editor.execCommand('FontName', false, e.control.settings.value);
                            }
                        }
                    };
                });
            };

            var register = function (editor) {
                registerButtons(editor);
            };

            return {
                register: register
            };
        }
    );

    /**
 * FontSizeSelect.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.ui.editorui.FontSizeSelect',
        [
            'tinymce.core.util.Tools',
            'tinymce.ui.fmt.FontInfo'
        ],
        function (Tools, FontInfo) {
            var findMatchingValue = function (items, pt, px) {
                var value;

                Tools.each(items, function (item) {
                    if (item.value === px) {
                        value = px;
                    } else if (item.value === pt) {
                        value = pt;
                    }
                });

                return value;
            };

            var createFontSizeListBoxChangeHandler = function (editor, items) {
                return function () {
                    var self = this;

                    editor.on('init nodeChange', function (e) {
                        var px, pt;

                        px = FontInfo.getFontSize(editor.getBody(), e.element);
                        pt = FontInfo.toPt(px);

                        var match = findMatchingValue(items, pt, px);
                        self.value(match || null);

                        if (!match) {
                            self.text(pt);
                        }
                    });
                };
            };

            var getFontSizeItems = function (editor) {
                var defaultFontsizeFormats = '8pt 10pt 12pt 14pt 18pt 24pt 36pt';
                var fontsizeFormats = editor.settings.fontsize_formats || defaultFontsizeFormats;

                return Tools.map(fontsizeFormats.split(' '), function (item) {
                    var text = item, value = item;
                    // Allow text=value font sizes.
                    var values = item.split('=');
                    if (values.length > 1) {
                        text = values[0];
                        value = values[1];
                    }

                    return { text: text, value: value };
                });
            };

            var registerButtons = function (editor) {
                editor.addButton('fontsizeselect', function () {
                    var items = getFontSizeItems(editor);

                    return {
                        type: 'listbox',
                        text: 'Font Sizes',
                        tooltip: 'Font Sizes',
                        values: items,
                        fixedWidth: true,
                        onPostRender: createFontSizeListBoxChangeHandler(editor, items),
                        onclick: function (e) {
                            if (e.control.settings.value) {
                                editor.execCommand('FontSize', false, e.control.settings.value);
                            }
                        }
                    };
                });
            };

            var register = function (editor) {
                registerButtons(editor);
            };

            return {
                register: register
            };
        }
    );

    /**
 * FormatSelect.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.ui.editorui.FormatSelect',
        [
            'tinymce.core.util.Tools',
            'tinymce.ui.editorui.FormatUtils'
        ],
        function (Tools, FormatUtils) {
            var defaultBlocks = (
                'Paragraph=p;' +
      'Heading 1=h1;' +
      'Heading 2=h2;' +
      'Heading 3=h3;' +
      'Heading 4=h4;' +
      'Heading 5=h5;' +
      'Heading 6=h6;' +
      'Preformatted=pre'
            );

            var createFormats = function (formats) {
                formats = formats.replace(/;$/, '').split(';');

                var i = formats.length;
                while (i--) {
                    formats[i] = formats[i].split('=');
                }

                return formats;
            };

            var createListBoxChangeHandler = function (editor, items, formatName) {
                return function () {
                    var self = this;

                    editor.on('nodeChange', function (e) {
                        var formatter = editor.formatter;
                        var value = null;

                        Tools.each(e.parents, function (node) {
                            Tools.each(items, function (item) {
                                if (formatName) {
                                    if (formatter.matchNode(node, formatName, { value: item.value })) {
                                        value = item.value;
                                    }
                                } else {
                                    if (formatter.matchNode(node, item.value)) {
                                        value = item.value;
                                    }
                                }

                                if (value) {
                                    return false;
                                }
                            });

                            if (value) {
                                return false;
                            }
                        });

                        self.value(value);
                    });
                };
            };

            var lazyFormatSelectBoxItems = function (editor, blocks) {
                return function () {
                    var items = [];

                    Tools.each(blocks, function (block) {
                        items.push({
                            text: block[0],
                            value: block[1],
                            textStyle: function () {
                                return editor.formatter.getCssText(block[1]);
                            }
                        });
                    });

                    return {
                        type: 'listbox',
                        text: blocks[0][0],
                        values: items,
                        fixedWidth: true,
                        onselect: function (e) {
                            if (e.control) {
                                var fmt = e.control.value();
                                FormatUtils.toggleFormat(editor, fmt)();
                            }
                        },
                        onPostRender: createListBoxChangeHandler(editor, items)
                    };
                };
            };

            var buildMenuItems = function (editor, blocks) {
                return Tools.map(blocks, function (block) {
                    return {
                        text: block[0],
                        onclick: FormatUtils.toggleFormat(editor, block[1]),
                        textStyle: function () {
                            return editor.formatter.getCssText(block[1]);
                        }
                    };
                });
            };

            var register = function (editor) {
                var blocks = createFormats(editor.settings.block_formats || defaultBlocks);

                editor.addMenuItem('blockformats', {
                    text: 'Blocks',
                    menu: buildMenuItems(editor, blocks)
                });

                editor.addButton('formatselect', lazyFormatSelectBoxItems(editor, blocks));
            };

            return {
                register: register
            };
        }
    );

    /**
 * Formats.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.ui.editorui.Formats',
        [
            'tinymce.core.util.Tools',
            'tinymce.ui.editorui.FormatUtils'
        ],
        function (Tools, FormatUtils) {
            var hideMenuObjects = function (editor, menu) {
                var count = menu.length;

                Tools.each(menu, function (item) {
                    if (item.menu) {
                        item.hidden = hideMenuObjects(editor, item.menu) === 0;
                    }

                    var formatName = item.format;
                    if (formatName) {
                        item.hidden = !editor.formatter.canApply(formatName);
                    }

                    if (item.hidden) {
                        count--;
                    }
                });

                return count;
            };

            var hideFormatMenuItems = function (editor, menu) {
                var count = menu.items().length;

                menu.items().each(function (item) {
                    if (item.menu) {
                        item.visible(hideFormatMenuItems(editor, item.menu) > 0);
                    }

                    if (!item.menu && item.settings.menu) {
                        item.visible(hideMenuObjects(editor, item.settings.menu) > 0);
                    }

                    var formatName = item.settings.format;
                    if (formatName) {
                        item.visible(editor.formatter.canApply(formatName));
                    }

                    if (!item.visible()) {
                        count--;
                    }
                });

                return count;
            };

            var createFormatMenu = function (editor) {
                var count = 0, newFormats = [];

                var defaultStyleFormats = [
                    {
                        title: 'Headings',
                        items: [
                            { title: 'Heading 1', format: 'h1' },
                            { title: 'Heading 2', format: 'h2' },
                            { title: 'Heading 3', format: 'h3' },
                            { title: 'Heading 4', format: 'h4' },
                            { title: 'Heading 5', format: 'h5' },
                            { title: 'Heading 6', format: 'h6' }
                        ]
                    },

                    {
                        title: 'Inline',
                        items: [
                            { title: 'Bold', icon: 'bold', format: 'bold' },
                            { title: 'Italic', icon: 'italic', format: 'italic' },
                            { title: 'Underline', icon: 'underline', format: 'underline' },
                            { title: 'Strikethrough', icon: 'strikethrough', format: 'strikethrough' },
                            { title: 'Superscript', icon: 'superscript', format: 'superscript' },
                            { title: 'Subscript', icon: 'subscript', format: 'subscript' },
                            { title: 'Code', icon: 'code', format: 'code' }
                        ]
                    },

                    {
                        title: 'Blocks',
                        items: [
                            { title: 'Paragraph', format: 'p' },
                            { title: 'Blockquote', format: 'blockquote' },
                            { title: 'Div', format: 'div' },
                            { title: 'Pre', format: 'pre' }
                        ]
                    },

                    {
                        title: 'Alignment',
                        items: [
                            { title: 'Left', icon: 'alignleft', format: 'alignleft' },
                            { title: 'Center', icon: 'aligncenter', format: 'aligncenter' },
                            { title: 'Right', icon: 'alignright', format: 'alignright' },
                            { title: 'Justify', icon: 'alignjustify', format: 'alignjustify' }
                        ]
                    }
                ];

                var createMenu = function (formats) {
                    var menu = [];

                    if (!formats) {
                        return;
                    }

                    Tools.each(formats, function (format) {
                        var menuItem = {
                            text: format.title,
                            icon: format.icon
                        };

                        if (format.items) {
                            menuItem.menu = createMenu(format.items);
                        } else {
                            var formatName = format.format || 'custom' + count++;

                            if (!format.format) {
                                format.name = formatName;
                                newFormats.push(format);
                            }

                            menuItem.format = formatName;
                            menuItem.cmd = format.cmd;
                        }

                        menu.push(menuItem);
                    });

                    return menu;
                };

                var createStylesMenu = function () {
                    var menu;

                    if (editor.settings.style_formats_merge) {
                        if (editor.settings.style_formats) {
                            menu = createMenu(defaultStyleFormats.concat(editor.settings.style_formats));
                        } else {
                            menu = createMenu(defaultStyleFormats);
                        }
                    } else {
                        menu = createMenu(editor.settings.style_formats || defaultStyleFormats);
                    }

                    return menu;
                };

                editor.on('init', function () {
                    Tools.each(newFormats, function (format) {
                        editor.formatter.register(format.name, format);
                    });
                });

                return {
                    type: 'menu',
                    items: createStylesMenu(),
                    onPostRender: function (e) {
                        editor.fire('renderFormatsMenu', { control: e.control });
                    },
                    itemDefaults: {
                        preview: true,

                        textStyle: function () {
                            if (this.settings.format) {
                                return editor.formatter.getCssText(this.settings.format);
                            }
                        },

                        onPostRender: function () {
                            var self = this;

                            self.parent().on('show', function () {
                                var formatName, command;

                                formatName = self.settings.format;
                                if (formatName) {
                                    self.disabled(!editor.formatter.canApply(formatName));
                                    self.active(editor.formatter.match(formatName));
                                }

                                command = self.settings.cmd;
                                if (command) {
                                    self.active(editor.queryCommandState(command));
                                }
                            });
                        },

                        onclick: function () {
                            if (this.settings.format) {
                                FormatUtils.toggleFormat(editor, this.settings.format)();
                            }

                            if (this.settings.cmd) {
                                editor.execCommand(this.settings.cmd);
                            }
                        }
                    }
                };
            };

            var registerMenuItems = function (editor, formatMenu) {
                editor.addMenuItem('formats', {
                    text: 'Formats',
                    menu: formatMenu
                });
            };

            var registerButtons = function (editor, formatMenu) {
                editor.addButton('styleselect', {
                    type: 'menubutton',
                    text: 'Formats',
                    menu: formatMenu,
                    onShowMenu: function () {
                        if (editor.settings.style_formats_autohide) {
                            hideFormatMenuItems(editor, this.menu);
                        }
                    }
                });
            };

            var register = function (editor) {
                var formatMenu = createFormatMenu(editor);

                registerMenuItems(editor, formatMenu);
                registerButtons(editor, formatMenu);
            };

            return {
                register: register
            };
        }
    );

    /**
 * InsertButton.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.ui.editorui.InsertButton',
        [
            'ephox.katamari.api.Arr',
            'tinymce.core.util.Tools'
        ],
        function (Arr, Tools) {
            var createCustomMenuItems = function (editor, names) {
                var items, nameList;

                if (typeof names === 'string') {
                    nameList = names.split(' ');
                } else if (Tools.isArray(names)) {
                    return Arr.flatten(Tools.map(names, function (names) {
                        return createCustomMenuItems(editor, names);
                    }));
                }

                items = Tools.grep(nameList, function (name) {
                    return name === '|' || name in editor.menuItems;
                });

                return Tools.map(items, function (name) {
                    return name === '|' ? { text: '-' } : editor.menuItems[name];
                });
            };

            var isSeparator = function (menuItem) {
                return menuItem && menuItem.text === '-';
            };

            var trimMenuItems = function (menuItems) {
                var menuItems2 = Arr.filter(menuItems, function (menuItem, i, menuItems) {
                    return !isSeparator(menuItem) || !isSeparator(menuItems[i - 1]);
                });

                return Arr.filter(menuItems2, function (menuItem, i, menuItems) {
                    return !isSeparator(menuItem) || i > 0 && i < menuItems.length - 1;
                });
            };

            var createContextMenuItems = function (editor, context) {
                var outputMenuItems = [{ text: '-' }];
                var menuItems = Tools.grep(editor.menuItems, function (menuItem) {
                    return menuItem.context === context;
                });

                Tools.each(menuItems, function (menuItem) {
                    if (menuItem.separator === 'before') {
                        outputMenuItems.push({ text: '|' });
                    }

                    if (menuItem.prependToContext) {
                        outputMenuItems.unshift(menuItem);
                    } else {
                        outputMenuItems.push(menuItem);
                    }

                    if (menuItem.separator === 'after') {
                        outputMenuItems.push({ text: '|' });
                    }
                });

                return outputMenuItems;
            };

            var createInsertMenu = function (editor) {
                var insertButtonItems = editor.settings.insert_button_items;

                if (insertButtonItems) {
                    return trimMenuItems(createCustomMenuItems(editor, insertButtonItems));
                } else {
                    return trimMenuItems(createContextMenuItems(editor, 'insert'));
                }
            };

            var registerButtons = function (editor) {
                editor.addButton('insert', {
                    type: 'menubutton',
                    icon: 'insert',
                    menu: [],
                    oncreatemenu: function () {
                        this.menu.add(createInsertMenu(editor));
                        this.menu.renderNew();
                    }
                });
            };

            var register = function (editor) {
                registerButtons(editor);
            };

            return {
                register: register
            };
        }
    );

    /**
 * SimpleControls.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.ui.editorui.SimpleControls',
        [
            'tinymce.core.util.Tools',
            'tinymce.ui.editorui.FormatUtils'
        ],
        function (Tools, FormatUtils) {
            var registerFormatButtons = function (editor) {
                Tools.each({
                    bold: 'Bold',
                    italic: 'Italic',
                    underline: 'Underline',
                    strikethrough: 'Strikethrough',
                    subscript: 'Subscript',
                    superscript: 'Superscript'
                }, function (text, name) {
                    editor.addButton(name, {
                        tooltip: text,
                        onPostRender: FormatUtils.postRenderFormat(editor, name),
                        onclick: FormatUtils.toggleFormat(editor, name)
                    });
                });
            };

            var registerCommandButtons = function (editor) {
                Tools.each({
                    outdent: ['Decrease indent', 'Outdent'],
                    indent: ['Increase indent', 'Indent'],
                    cut: ['Cut', 'Cut'],
                    copy: ['Copy', 'Copy'],
                    paste: ['Paste', 'Paste'],
                    help: ['Help', 'mceHelp'],
                    selectall: ['Select all', 'SelectAll'],
                    visualaid: ['Visual aids', 'mceToggleVisualAid'],
                    newdocument: ['New document', 'mceNewDocument'],
                    removeformat: ['Clear formatting', 'RemoveFormat'],
                    remove: ['Remove', 'Delete']
                }, function (item, name) {
                    editor.addButton(name, {
                        tooltip: item[0],
                        cmd: item[1]
                    });
                });
            };

            var registerCommandToggleButtons = function (editor) {
                Tools.each({
                    blockquote: ['Blockquote', 'mceBlockQuote'],
                    subscript: ['Subscript', 'Subscript'],
                    superscript: ['Superscript', 'Superscript']
                }, function (item, name) {
                    editor.addButton(name, {
                        tooltip: item[0],
                        cmd: item[1],
                        onPostRender: FormatUtils.postRenderFormat(editor, name)
                    });
                });
            };

            var registerButtons = function (editor) {
                registerFormatButtons(editor);
                registerCommandButtons(editor);
                registerCommandToggleButtons(editor);
            };

            var registerMenuItems = function (editor) {
                Tools.each({
                    bold: ['Bold', 'Bold', 'Meta+B'],
                    italic: ['Italic', 'Italic', 'Meta+I'],
                    underline: ['Underline', 'Underline', 'Meta+U'],
                    strikethrough: ['Strikethrough', 'Strikethrough'],
                    subscript: ['Subscript', 'Subscript'],
                    superscript: ['Superscript', 'Superscript'],
                    removeformat: ['Clear formatting', 'RemoveFormat'],
                    newdocument: ['New document', 'mceNewDocument'],
                    cut: ['Cut', 'Cut', 'Meta+X'],
                    copy: ['Copy', 'Copy', 'Meta+C'],
                    paste: ['Paste', 'Paste', 'Meta+V'],
                    selectall: ['Select all', 'SelectAll', 'Meta+A']
                }, function (item, name) {
                    editor.addMenuItem(name, {
                        text: item[0],
                        icon: name,
                        shortcut: item[2],
                        cmd: item[1]
                    });
                });

                editor.addMenuItem('codeformat', {
                    text: 'Code',
                    icon: 'code',
                    onclick: FormatUtils.toggleFormat(editor, 'code')
                });
            };

            var register = function (editor) {
                registerButtons(editor);
                registerMenuItems(editor);
            };

            return {
                register: register
            };
        }
    );

    /**
 * UndoRedo.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.ui.editorui.UndoRedo',
        [
        ],
        function () {
            var toggleUndoRedoState = function (editor, type) {
                return function () {
                    var self = this;

                    var checkState = function () {
                        var typeFn = type === 'redo' ? 'hasRedo' : 'hasUndo';
                        return editor.undoManager ? editor.undoManager[typeFn]() : false;
                    };

                    self.disabled(!checkState());
                    editor.on('Undo Redo AddUndo TypingUndo ClearUndos SwitchMode', function () {
                        self.disabled(editor.readonly || !checkState());
                    });
                };
            };

            var registerMenuItems = function (editor) {
                editor.addMenuItem('undo', {
                    text: 'Undo',
                    icon: 'undo',
                    shortcut: 'Meta+Z',
                    onPostRender: toggleUndoRedoState(editor, 'undo'),
                    cmd: 'undo'
                });

                editor.addMenuItem('redo', {
                    text: 'Redo',
                    icon: 'redo',
                    shortcut: 'Meta+Y',
                    onPostRender: toggleUndoRedoState(editor, 'redo'),
                    cmd: 'redo'
                });
            };

            var registerButtons = function (editor) {
                editor.addButton('undo', {
                    tooltip: 'Undo',
                    onPostRender: toggleUndoRedoState(editor, 'undo'),
                    cmd: 'undo'
                });

                editor.addButton('redo', {
                    tooltip: 'Redo',
                    onPostRender: toggleUndoRedoState(editor, 'redo'),
                    cmd: 'redo'
                });
            };

            var register = function (editor) {
                registerMenuItems(editor);
                registerButtons(editor);
            };

            return {
                register: register
            };
        }
    );

    /**
 * VisualAid.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.ui.editorui.VisualAid',
        [
        ],
        function () {
            var toggleVisualAidState = function (editor) {
                return function () {
                    var self = this;

                    editor.on('VisualAid', function (e) {
                        self.active(e.hasVisual);
                    });

                    self.active(editor.hasVisual);
                };
            };

            var registerMenuItems = function (editor) {
                editor.addMenuItem('visualaid', {
                    text: 'Visual aids',
                    selectable: true,
                    onPostRender: toggleVisualAidState(editor),
                    cmd: 'mceToggleVisualAid'
                });
            };

            var register = function (editor) {
                registerMenuItems(editor);
            };

            return {
                register: register
            };
        }
    );

    /**
 * FormatControls.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.ui.FormatControls',
        [
            'ephox.katamari.api.Fun',
            'ephox.sugar.api.node.Element',
            'ephox.sugar.api.search.SelectorFind',
            'global!document',
            'tinymce.core.EditorManager',
            'tinymce.core.Env',
            'tinymce.ui.Control',
            'tinymce.ui.FloatPanel',
            'tinymce.ui.Widget',
            'tinymce.ui.editorui.Align',
            'tinymce.ui.editorui.FontSelect',
            'tinymce.ui.editorui.FontSizeSelect',
            'tinymce.ui.editorui.FormatSelect',
            'tinymce.ui.editorui.Formats',
            'tinymce.ui.editorui.InsertButton',
            'tinymce.ui.editorui.SimpleControls',
            'tinymce.ui.editorui.UndoRedo',
            'tinymce.ui.editorui.VisualAid'
        ],
        function (
            Fun, Element, SelectorFind, document, EditorManager, Env, Control, FloatPanel, Widget, Align, FontSelect, FontSizeSelect, FormatSelect, Formats, InsertButton,
            SimpleControls, UndoRedo, VisualAid
        ) {
            var setupEnvironment = function () {
                Widget.tooltips = !Env.iOS;

                Control.translate = function (text) {
                    return EditorManager.translate(text);
                };
            };

            var setupUiContainer = function (editor) {
                if (editor.settings.ui_container) {
                    Env.container = SelectorFind.descendant(Element.fromDom(document.body), editor.settings.ui_container).fold(Fun.constant(null), function (elm) {
                        return elm.dom();
                    });
                }
            };

            var setupRtlMode = function (editor) {
                if (editor.rtl) {
                    Control.rtl = true;
                }
            };

            var setupHideFloatPanels = function (editor) {
                editor.on('mousedown', function () {
                    FloatPanel.hideAll();
                });
            };

            var setup = function (editor) {
                setupRtlMode(editor);
                setupHideFloatPanels(editor);
                setupUiContainer(editor);
                setupEnvironment(editor);

                FormatSelect.register(editor);
                Align.register(editor);
                SimpleControls.register(editor);
                UndoRedo.register(editor);
                FontSizeSelect.register(editor);
                FontSelect.register(editor);
                Formats.register(editor);
                VisualAid.register(editor);
                InsertButton.register(editor);
            };

            return {
                setup: setup
            };
        }
    );

    /**
 * GridLayout.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This layout manager places controls in a grid.
 *
 * @setting {Number} spacing Spacing between controls.
 * @setting {Number} spacingH Horizontal spacing between controls.
 * @setting {Number} spacingV Vertical spacing between controls.
 * @setting {Number} columns Number of columns to use.
 * @setting {String/Array} alignH start|end|center|stretch or array of values for each column.
 * @setting {String/Array} alignV start|end|center|stretch or array of values for each column.
 * @setting {String} pack start|end
 *
 * @class tinymce.ui.GridLayout
 * @extends tinymce.ui.AbsoluteLayout
 */
    define(
        'tinymce.ui.GridLayout',
        [
            'tinymce.ui.AbsoluteLayout'
        ],
        function (AbsoluteLayout) {
            'use strict';

            return AbsoluteLayout.extend({
                /**
       * Recalculates the positions of the controls in the specified container.
       *
       * @method recalc
       * @param {tinymce.ui.Container} container Container instance to recalc.
       */
                recalc: function (container) {
                    var settings, rows, cols, items, contLayoutRect, width, height, rect,
                        ctrlLayoutRect, ctrl, x, y, posX, posY, ctrlSettings, contPaddingBox, align, spacingH, spacingV, alignH, alignV, maxX, maxY,
                        colWidths = [], rowHeights = [], ctrlMinWidth, ctrlMinHeight, availableWidth, availableHeight, reverseRows, idx;

                    // Get layout settings
                    settings = container.settings;
                    items = container.items().filter(':visible');
                    contLayoutRect = container.layoutRect();
                    cols = settings.columns || Math.ceil(Math.sqrt(items.length));
                    rows = Math.ceil(items.length / cols);
                    spacingH = settings.spacingH || settings.spacing || 0;
                    spacingV = settings.spacingV || settings.spacing || 0;
                    alignH = settings.alignH || settings.align;
                    alignV = settings.alignV || settings.align;
                    contPaddingBox = container.paddingBox;
                    reverseRows = 'reverseRows' in settings ? settings.reverseRows : container.isRtl();

                    if (alignH && typeof alignH === 'string') {
                        alignH = [alignH];
                    }

                    if (alignV && typeof alignV === 'string') {
                        alignV = [alignV];
                    }

                    // Zero padd columnWidths
                    for (x = 0; x < cols; x++) {
                        colWidths.push(0);
                    }

                    // Zero padd rowHeights
                    for (y = 0; y < rows; y++) {
                        rowHeights.push(0);
                    }

                    // Calculate columnWidths and rowHeights
                    for (y = 0; y < rows; y++) {
                        for (x = 0; x < cols; x++) {
                            ctrl = items[y * cols + x];

                            // Out of bounds
                            if (!ctrl) {
                                break;
                            }

                            ctrlLayoutRect = ctrl.layoutRect();
                            ctrlMinWidth = ctrlLayoutRect.minW;
                            ctrlMinHeight = ctrlLayoutRect.minH;

                            colWidths[x] = ctrlMinWidth > colWidths[x] ? ctrlMinWidth : colWidths[x];
                            rowHeights[y] = ctrlMinHeight > rowHeights[y] ? ctrlMinHeight : rowHeights[y];
                        }
                    }

                    // Calculate maxX
                    availableWidth = contLayoutRect.innerW - contPaddingBox.left - contPaddingBox.right;
                    for (maxX = 0, x = 0; x < cols; x++) {
                        maxX += colWidths[x] + (x > 0 ? spacingH : 0);
                        availableWidth -= (x > 0 ? spacingH : 0) + colWidths[x];
                    }

                    // Calculate maxY
                    availableHeight = contLayoutRect.innerH - contPaddingBox.top - contPaddingBox.bottom;
                    for (maxY = 0, y = 0; y < rows; y++) {
                        maxY += rowHeights[y] + (y > 0 ? spacingV : 0);
                        availableHeight -= (y > 0 ? spacingV : 0) + rowHeights[y];
                    }

                    maxX += contPaddingBox.left + contPaddingBox.right;
                    maxY += contPaddingBox.top + contPaddingBox.bottom;

                    // Calculate minW/minH
                    rect = {};
                    rect.minW = maxX + (contLayoutRect.w - contLayoutRect.innerW);
                    rect.minH = maxY + (contLayoutRect.h - contLayoutRect.innerH);

                    rect.contentW = rect.minW - contLayoutRect.deltaW;
                    rect.contentH = rect.minH - contLayoutRect.deltaH;
                    rect.minW = Math.min(rect.minW, contLayoutRect.maxW);
                    rect.minH = Math.min(rect.minH, contLayoutRect.maxH);
                    rect.minW = Math.max(rect.minW, contLayoutRect.startMinWidth);
                    rect.minH = Math.max(rect.minH, contLayoutRect.startMinHeight);

                    // Resize container container if minSize was changed
                    if (contLayoutRect.autoResize && (rect.minW != contLayoutRect.minW || rect.minH != contLayoutRect.minH)) {
                        rect.w = rect.minW;
                        rect.h = rect.minH;

                        container.layoutRect(rect);
                        this.recalc(container);

                        // Forced recalc for example if items are hidden/shown
                        if (container._lastRect === null) {
                            var parentCtrl = container.parent();
                            if (parentCtrl) {
                                parentCtrl._lastRect = null;
                                parentCtrl.recalc();
                            }
                        }

                        return;
                    }

                    // Update contentW/contentH so absEnd moves correctly
                    if (contLayoutRect.autoResize) {
                        rect = container.layoutRect(rect);
                        rect.contentW = rect.minW - contLayoutRect.deltaW;
                        rect.contentH = rect.minH - contLayoutRect.deltaH;
                    }

                    var flexV;

                    if (settings.packV == 'start') {
                        flexV = 0;
                    } else {
                        flexV = availableHeight > 0 ? Math.floor(availableHeight / rows) : 0;
                    }

                    // Calculate totalFlex
                    var totalFlex = 0;
                    var flexWidths = settings.flexWidths;
                    if (flexWidths) {
                        for (x = 0; x < flexWidths.length; x++) {
                            totalFlex += flexWidths[x];
                        }
                    } else {
                        totalFlex = cols;
                    }

                    // Calculate new column widths based on flex values
                    var ratio = availableWidth / totalFlex;
                    for (x = 0; x < cols; x++) {
                        colWidths[x] += flexWidths ? flexWidths[x] * ratio : ratio;
                    }

                    // Move/resize controls
                    posY = contPaddingBox.top;
                    for (y = 0; y < rows; y++) {
                        posX = contPaddingBox.left;
                        height = rowHeights[y] + flexV;

                        for (x = 0; x < cols; x++) {
                            if (reverseRows) {
                                idx = y * cols + cols - 1 - x;
                            } else {
                                idx = y * cols + x;
                            }

                            ctrl = items[idx];

                            // No more controls to render then break
                            if (!ctrl) {
                                break;
                            }

                            // Get control settings and calculate x, y
                            ctrlSettings = ctrl.settings;
                            ctrlLayoutRect = ctrl.layoutRect();
                            width = Math.max(colWidths[x], ctrlLayoutRect.startMinWidth);
                            ctrlLayoutRect.x = posX;
                            ctrlLayoutRect.y = posY;

                            // Align control horizontal
                            align = ctrlSettings.alignH || (alignH ? (alignH[x] || alignH[0]) : null);
                            if (align == 'center') {
                                ctrlLayoutRect.x = posX + (width / 2) - (ctrlLayoutRect.w / 2);
                            } else if (align == 'right') {
                                ctrlLayoutRect.x = posX + width - ctrlLayoutRect.w;
                            } else if (align == 'stretch') {
                                ctrlLayoutRect.w = width;
                            }

                            // Align control vertical
                            align = ctrlSettings.alignV || (alignV ? (alignV[x] || alignV[0]) : null);
                            if (align == 'center') {
                                ctrlLayoutRect.y = posY + (height / 2) - (ctrlLayoutRect.h / 2);
                            } else if (align == 'bottom') {
                                ctrlLayoutRect.y = posY + height - ctrlLayoutRect.h;
                            } else if (align == 'stretch') {
                                ctrlLayoutRect.h = height;
                            }

                            ctrl.layoutRect(ctrlLayoutRect);

                            posX += width + spacingH;

                            if (ctrl.recalc) {
                                ctrl.recalc();
                            }
                        }

                        posY += height + spacingV;
                    }
                }
            });
        }
    );

    /**
 * Iframe.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /* jshint scripturl:true */

    /**
 * This class creates an iframe.
 *
 * @setting {String} url Url to open in the iframe.
 *
 * @-x-less Iframe.less
 * @class tinymce.ui.Iframe
 * @extends tinymce.ui.Widget
 */
    define(
        'tinymce.ui.Iframe',
        [
            'tinymce.ui.Widget',
            'tinymce.core.util.Delay'
        ],
        function (Widget, Delay) {
            'use strict';

            return Widget.extend({
                /**
       * Renders the control as a HTML string.
       *
       * @method renderHtml
       * @return {String} HTML representing the control.
       */
                renderHtml: function () {
                    var self = this;

                    self.classes.add('iframe');
                    self.canFocus = false;

                    /* eslint no-script-url:0 */
                    return (
                        '<iframe id="' + self._id + '" class="' + self.classes + '" tabindex="-1" src="' +
          (self.settings.url || 'javascript:\'\'') + '" frameborder="0"></iframe>'
                    );
                },

                /**
       * Setter for the iframe source.
       *
       * @method src
       * @param {String} src Source URL for iframe.
       */
                src: function (src) {
                    this.getEl().src = src;
                },

                /**
       * Inner HTML for the iframe.
       *
       * @method html
       * @param {String} html HTML string to set as HTML inside the iframe.
       * @param {function} callback Optional callback to execute when the iframe body is filled with contents.
       * @return {tinymce.ui.Iframe} Current iframe control.
       */
                html: function (html, callback) {
                    var self = this, body = this.getEl().contentWindow.document.body;

                    // Wait for iframe to initialize IE 10 takes time
                    if (!body) {
                        Delay.setTimeout(function () {
                            self.html(html);
                        });
                    } else {
                        body.innerHTML = html;

                        if (callback) {
                            callback();
                        }
                    }

                    return this;
                }
            });
        }
    );

    /**
 * InfoBox.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * ....
 *
 * @-x-less InfoBox.less
 * @class tinymce.ui.InfoBox
 * @extends tinymce.ui.Widget
 */
    define(
        'tinymce.ui.InfoBox',
        [
            'tinymce.ui.Widget'
        ],
        function (Widget) {
            'use strict';

            return Widget.extend({
                /**
       * Constructs a instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       * @setting {Boolean} multiline Multiline label.
       */
                init: function (settings) {
                    var self = this;

                    self._super(settings);
                    self.classes.add('widget').add('infobox');
                    self.canFocus = false;
                },

                severity: function (level) {
                    this.classes.remove('error');
                    this.classes.remove('warning');
                    this.classes.remove('success');
                    this.classes.add(level);
                },

                help: function (state) {
                    this.state.set('help', state);
                },

                /**
       * Renders the control as a HTML string.
       *
       * @method renderHtml
       * @return {String} HTML representing the control.
       */
                renderHtml: function () {
                    var self = this, prefix = self.classPrefix;

                    return (
                        '<div id="' + self._id + '" class="' + self.classes + '">' +
          '<div id="' + self._id + '-body">' +
          self.encode(self.state.get('text')) +
          '<button role="button" tabindex="-1">' +
          '<i class="' + prefix + 'ico ' + prefix + 'i-help"></i>' +
          '</button>' +
          '</div>' +
          '</div>'
                    );
                },

                bindStates: function () {
                    var self = this;

                    self.state.on('change:text', function (e) {
                        self.getEl('body').firstChild.data = self.encode(e.value);

                        if (self.state.get('rendered')) {
                            self.updateLayoutRect();
                        }
                    });

                    self.state.on('change:help', function (e) {
                        self.classes.toggle('has-help', e.value);

                        if (self.state.get('rendered')) {
                            self.updateLayoutRect();
                        }
                    });

                    return self._super();
                }
            });
        }
    );

    /**
 * Label.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This class creates a label element. A label is a simple text control
 * that can be bound to other controls.
 *
 * @-x-less Label.less
 * @class tinymce.ui.Label
 * @extends tinymce.ui.Widget
 */
    define(
        'tinymce.ui.Label',
        [
            'tinymce.ui.Widget',
            'tinymce.ui.DomUtils'
        ],
        function (Widget, DomUtils) {
            'use strict';

            return Widget.extend({
                /**
       * Constructs a instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       * @setting {Boolean} multiline Multiline label.
       */
                init: function (settings) {
                    var self = this;

                    self._super(settings);
                    self.classes.add('widget').add('label');
                    self.canFocus = false;

                    if (settings.multiline) {
                        self.classes.add('autoscroll');
                    }

                    if (settings.strong) {
                        self.classes.add('strong');
                    }
                },

                /**
       * Initializes the current controls layout rect.
       * This will be executed by the layout managers to determine the
       * default minWidth/minHeight etc.
       *
       * @method initLayoutRect
       * @return {Object} Layout rect instance.
       */
                initLayoutRect: function () {
                    var self = this, layoutRect = self._super();

                    if (self.settings.multiline) {
                        var size = DomUtils.getSize(self.getEl());

                        // Check if the text fits within maxW if not then try word wrapping it
                        if (size.width > layoutRect.maxW) {
                            layoutRect.minW = layoutRect.maxW;
                            self.classes.add('multiline');
                        }

                        self.getEl().style.width = layoutRect.minW + 'px';
                        layoutRect.startMinH = layoutRect.h = layoutRect.minH = Math.min(layoutRect.maxH, DomUtils.getSize(self.getEl()).height);
                    }

                    return layoutRect;
                },

                /**
       * Repaints the control after a layout operation.
       *
       * @method repaint
       */
                repaint: function () {
                    var self = this;

                    if (!self.settings.multiline) {
                        self.getEl().style.lineHeight = self.layoutRect().h + 'px';
                    }

                    return self._super();
                },

                severity: function (level) {
                    this.classes.remove('error');
                    this.classes.remove('warning');
                    this.classes.remove('success');
                    this.classes.add(level);
                },

                /**
       * Renders the control as a HTML string.
       *
       * @method renderHtml
       * @return {String} HTML representing the control.
       */
                renderHtml: function () {
                    var self = this, targetCtrl, forName, forId = self.settings.forId;
                    var text = self.settings.html ? self.settings.html : self.encode(self.state.get('text'));

                    if (!forId && (forName = self.settings.forName)) {
                        targetCtrl = self.getRoot().find('#' + forName)[0];

                        if (targetCtrl) {
                            forId = targetCtrl._id;
                        }
                    }

                    if (forId) {
                        return (
                            '<label id="' + self._id + '" class="' + self.classes + '"' + (forId ? ' for="' + forId + '"' : '') + '>' +
            text +
            '</label>'
                        );
                    }

                    return (
                        '<span id="' + self._id + '" class="' + self.classes + '">' +
          text +
          '</span>'
                    );
                },

                bindStates: function () {
                    var self = this;

                    self.state.on('change:text', function (e) {
                        self.innerHtml(self.encode(e.value));

                        if (self.state.get('rendered')) {
                            self.updateLayoutRect();
                        }
                    });

                    return self._super();
                }
            });
        }
    );

    /**
 * Toolbar.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Creates a new toolbar.
 *
 * @class tinymce.ui.Toolbar
 * @extends tinymce.ui.Container
 */
    define(
        'tinymce.ui.Toolbar',
        [
            'tinymce.ui.Container'
        ],
        function (Container) {
            'use strict';

            return Container.extend({
                Defaults: {
                    role: 'toolbar',
                    layout: 'flow'
                },

                /**
       * Constructs a instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       */
                init: function (settings) {
                    var self = this;

                    self._super(settings);
                    self.classes.add('toolbar');
                },

                /**
       * Called after the control has been rendered.
       *
       * @method postRender
       */
                postRender: function () {
                    var self = this;

                    self.items().each(function (ctrl) {
                        ctrl.classes.add('toolbar-item');
                    });

                    return self._super();
                }
            });
        }
    );
    /**
 * MenuBar.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Creates a new menubar.
 *
 * @-x-less MenuBar.less
 * @class tinymce.ui.MenuBar
 * @extends tinymce.ui.Container
 */
    define(
        'tinymce.ui.MenuBar',
        [
            'tinymce.ui.Toolbar'
        ],
        function (Toolbar) {
            'use strict';

            return Toolbar.extend({
                Defaults: {
                    role: 'menubar',
                    containerCls: 'menubar',
                    ariaRoot: true,
                    defaults: {
                        type: 'menubutton'
                    }
                }
            });
        }
    );
    /**
 * MenuButton.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Creates a new menu button.
 *
 * @-x-less MenuButton.less
 * @class tinymce.ui.MenuButton
 * @extends tinymce.ui.Button
 */
    define(
        'tinymce.ui.MenuButton',
        [
            'global!window',
            'tinymce.core.ui.Factory',
            'tinymce.ui.Button',
            'tinymce.ui.MenuBar'
        ],
        function (window, Factory, Button, MenuBar) {
            'use strict';

            // TODO: Maybe add as some global function
            function isChildOf (node, parent) {
                while (node) {
                    if (parent === node) {
                        return true;
                    }

                    node = node.parentNode;
                }

                return false;
            }

            var MenuButton = Button.extend({
                /**
       * Constructs a instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       */
                init: function (settings) {
                    var self = this;

                    self._renderOpen = true;

                    self._super(settings);
                    settings = self.settings;

                    self.classes.add('menubtn');

                    if (settings.fixedWidth) {
                        self.classes.add('fixed-width');
                    }

                    self.aria('haspopup', true);

                    self.state.set('menu', settings.menu || self.render());
                },

                /**
       * Shows the menu for the button.
       *
       * @method showMenu
       */
                showMenu: function (toggle) {
                    var self = this, menu;

                    if (self.menu && self.menu.visible() && toggle !== false) {
                        return self.hideMenu();
                    }

                    if (!self.menu) {
                        menu = self.state.get('menu') || [];
                        self.classes.add('opened');

                        // Is menu array then auto constuct menu control
                        if (menu.length) {
                            menu = {
                                type: 'menu',
                                animate: true,
                                items: menu
                            };
                        } else {
                            menu.type = menu.type || 'menu';
                            menu.animate = true;
                        }

                        if (!menu.renderTo) {
                            self.menu = Factory.create(menu).parent(self).renderTo();
                        } else {
                            self.menu = menu.parent(self).show().renderTo();
                        }

                        self.fire('createmenu');
                        self.menu.reflow();
                        self.menu.on('cancel', function (e) {
                            if (e.control.parent() === self.menu) {
                                e.stopPropagation();
                                self.focus();
                                self.hideMenu();
                            }
                        });

                        // Move focus to button when a menu item is selected/clicked
                        self.menu.on('select', function () {
                            self.focus();
                        });

                        self.menu.on('show hide', function (e) {
                            if (e.control === self.menu) {
                                self.activeMenu(e.type == 'show');
                                self.classes.toggle('opened', e.type == 'show');
                            }

                            self.aria('expanded', e.type == 'show');
                        }).fire('show');
                    }

                    self.menu.show();
                    self.menu.layoutRect({ w: self.layoutRect().w });
                    self.menu.moveRel(self.getEl(), self.isRtl() ? ['br-tr', 'tr-br'] : ['bl-tl', 'tl-bl']);
                    self.fire('showmenu');
                },

                /**
       * Hides the menu for the button.
       *
       * @method hideMenu
       */
                hideMenu: function () {
                    var self = this;

                    if (self.menu) {
                        self.menu.items().each(function (item) {
                            if (item.hideMenu) {
                                item.hideMenu();
                            }
                        });

                        self.menu.hide();
                    }
                },

                /**
       * Sets the active menu state.
       *
       * @private
       */
                activeMenu: function (state) {
                    this.classes.toggle('active', state);
                },

                /**
       * Renders the control as a HTML string.
       *
       * @method renderHtml
       * @return {String} HTML representing the control.
       */
                renderHtml: function () {
                    var self = this, id = self._id, prefix = self.classPrefix;
                    var icon = self.settings.icon, image, text = self.state.get('text'),
                        textHtml = '';

                    image = self.settings.image;
                    if (image) {
                        icon = 'none';

                        // Support for [high dpi, low dpi] image sources
                        if (typeof image !== 'string') {
                            image = window.getSelection ? image[0] : image[1];
                        }

                        image = ' style="background-image: url(\'' + image + '\')"';
                    } else {
                        image = '';
                    }

                    if (text) {
                        self.classes.add('btn-has-text');
                        textHtml = '<span class="' + prefix + 'txt">' + self.encode(text) + '</span>';
                    }

                    icon = self.settings.icon ? prefix + 'ico ' + prefix + 'i-' + icon : '';

                    self.aria('role', self.parent() instanceof MenuBar ? 'menuitem' : 'button');

                    return (
                        '<div id="' + id + '" class="' + self.classes + '" tabindex="-1" aria-labelledby="' + id + '">' +
          '<button id="' + id + '-open" role="presentation" type="button" tabindex="-1">' +
          (icon ? '<i class="' + icon + '"' + image + '></i>' : '') +
          textHtml +
          ' <i class="' + prefix + 'caret"></i>' +
          '</button>' +
          '</div>'
                    );
                },

                /**
       * Gets invoked after the control has been rendered.
       *
       * @method postRender
       */
                postRender: function () {
                    var self = this;

                    self.on('click', function (e) {
                        if (e.control === self && isChildOf(e.target, self.getEl())) {
                            self.focus();
                            self.showMenu(!e.aria);

                            if (e.aria) {
                                self.menu.items().filter(':visible')[0].focus();
                            }
                        }
                    });

                    self.on('mouseenter', function (e) {
                        var overCtrl = e.control, parent = self.parent(), hasVisibleSiblingMenu;

                        if (overCtrl && parent && overCtrl instanceof MenuButton && overCtrl.parent() == parent) {
                            parent.items().filter('MenuButton').each(function (ctrl) {
                                if (ctrl.hideMenu && ctrl != overCtrl) {
                                    if (ctrl.menu && ctrl.menu.visible()) {
                                        hasVisibleSiblingMenu = true;
                                    }

                                    ctrl.hideMenu();
                                }
                            });

                            if (hasVisibleSiblingMenu) {
                                overCtrl.focus(); // Fix for: #5887
                                overCtrl.showMenu();
                            }
                        }
                    });

                    return self._super();
                },

                bindStates: function () {
                    var self = this;

                    self.state.on('change:menu', function () {
                        if (self.menu) {
                            self.menu.remove();
                        }

                        self.menu = null;
                    });

                    return self._super();
                },

                /**
       * Removes the control and it's menus.
       *
       * @method remove
       */
                remove: function () {
                    this._super();

                    if (this.menu) {
                        this.menu.remove();
                    }
                }
            });

            return MenuButton;
        }
    );

    /**
 * MenuItem.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Creates a new menu item.
 *
 * @-x-less MenuItem.less
 * @class tinymce.ui.MenuItem
 * @extends tinymce.ui.Control
 */
    define(
        'tinymce.ui.MenuItem',
        [
            'tinymce.ui.Widget',
            'tinymce.core.ui.Factory',
            'tinymce.core.Env',
            'tinymce.core.util.Delay'
        ],
        function (Widget, Factory, Env, Delay) {
            'use strict';

            var toggleTextStyle = function (ctrl, state) {
                var textStyle = ctrl._textStyle;
                if (textStyle) {
                    var textElm = ctrl.getEl('text');
                    textElm.setAttribute('style', textStyle);

                    if (state) {
                        textElm.style.color = '';
                        textElm.style.backgroundColor = '';
                    }
                }
            };

            return Widget.extend({
                Defaults: {
                    border: 0,
                    role: 'menuitem'
                },

                /**
       * Constructs a instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       * @setting {Boolean} selectable Selectable menu.
       * @setting {Array} menu Submenu array with items.
       * @setting {String} shortcut Shortcut to display for menu item. Example: Ctrl+X
       */
                init: function (settings) {
                    var self = this, text;

                    self._super(settings);

                    settings = self.settings;

                    self.classes.add('menu-item');

                    if (settings.menu) {
                        self.classes.add('menu-item-expand');
                    }

                    if (settings.preview) {
                        self.classes.add('menu-item-preview');
                    }

                    text = self.state.get('text');
                    if (text === '-' || text === '|') {
                        self.classes.add('menu-item-sep');
                        self.aria('role', 'separator');
                        self.state.set('text', '-');
                    }

                    if (settings.selectable) {
                        self.aria('role', 'menuitemcheckbox');
                        self.classes.add('menu-item-checkbox');
                        settings.icon = 'selected';
                    }

                    if (!settings.preview && !settings.selectable) {
                        self.classes.add('menu-item-normal');
                    }

                    self.on('mousedown', function (e) {
                        e.preventDefault();
                    });

                    if (settings.menu && !settings.ariaHideMenu) {
                        self.aria('haspopup', true);
                    }
                },

                /**
       * Returns true/false if the menuitem has sub menu.
       *
       * @method hasMenus
       * @return {Boolean} True/false state if it has submenu.
       */
                hasMenus: function () {
                    return !!this.settings.menu;
                },

                /**
       * Shows the menu for the menu item.
       *
       * @method showMenu
       */
                showMenu: function () {
                    var self = this, settings = self.settings, menu, parent = self.parent();

                    parent.items().each(function (ctrl) {
                        if (ctrl !== self) {
                            ctrl.hideMenu();
                        }
                    });

                    if (settings.menu) {
                        menu = self.menu;

                        if (!menu) {
                            menu = settings.menu;

                            // Is menu array then auto constuct menu control
                            if (menu.length) {
                                menu = {
                                    type: 'menu',
                                    animate: true,
                                    items: menu
                                };
                            } else {
                                menu.type = menu.type || 'menu';
                                menu.animate = true;
                            }

                            if (parent.settings.itemDefaults) {
                                menu.itemDefaults = parent.settings.itemDefaults;
                            }

                            menu = self.menu = Factory.create(menu).parent(self).renderTo();
                            menu.reflow();
                            menu.on('cancel', function (e) {
                                e.stopPropagation();
                                self.focus();
                                menu.hide();
                            });
                            menu.on('show hide', function (e) {
                                if (e.control.items) {
                                    e.control.items().each(function (ctrl) {
                                        ctrl.active(ctrl.settings.selected);
                                    });
                                }
                            }).fire('show');

                            menu.on('hide', function (e) {
                                if (e.control === menu) {
                                    self.classes.remove('selected');
                                }
                            });

                            menu.submenu = true;
                        } else {
                            menu.show();
                        }

                        menu._parentMenu = parent;

                        menu.classes.add('menu-sub');

                        var rel = menu.testMoveRel(
                            self.getEl(),
                            self.isRtl() ? ['tl-tr', 'bl-br', 'tr-tl', 'br-bl'] : ['tr-tl', 'br-bl', 'tl-tr', 'bl-br']
                        );

                        menu.moveRel(self.getEl(), rel);
                        menu.rel = rel;

                        rel = 'menu-sub-' + rel;
                        menu.classes.remove(menu._lastRel).add(rel);
                        menu._lastRel = rel;

                        self.classes.add('selected');
                        self.aria('expanded', true);
                    }
                },

                /**
       * Hides the menu for the menu item.
       *
       * @method hideMenu
       */
                hideMenu: function () {
                    var self = this;

                    if (self.menu) {
                        self.menu.items().each(function (item) {
                            if (item.hideMenu) {
                                item.hideMenu();
                            }
                        });

                        self.menu.hide();
                        self.aria('expanded', false);
                    }

                    return self;
                },

                /**
       * Renders the control as a HTML string.
       *
       * @method renderHtml
       * @return {String} HTML representing the control.
       */
                renderHtml: function () {
                    var self = this, id = self._id, settings = self.settings, prefix = self.classPrefix, text = self.state.get('text');
                    var icon = self.settings.icon, image = '', shortcut = settings.shortcut;
                    var url = self.encode(settings.url), iconHtml = '';

                    // Converts shortcut format to Mac/PC variants
                    function convertShortcut (shortcut) {
                        var i, value, replace = {};

                        if (Env.mac) {
                            replace = {
                                alt: '&#x2325;',
                                ctrl: '&#x2318;',
                                shift: '&#x21E7;',
                                meta: '&#x2318;'
                            };
                        } else {
                            replace = {
                                meta: 'Ctrl'
                            };
                        }

                        shortcut = shortcut.split('+');

                        for (i = 0; i < shortcut.length; i++) {
                            value = replace[shortcut[i].toLowerCase()];

                            if (value) {
                                shortcut[i] = value;
                            }
                        }

                        return shortcut.join('+');
                    }

                    function escapeRegExp (str) {
                        return str.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
                    }

                    function markMatches (text) {
                        var match = settings.match || '';

                        return match ? text.replace(new RegExp(escapeRegExp(match), 'gi'), function (match) {
                            return '!mce~match[' + match + ']mce~match!';
                        }) : text;
                    }

                    function boldMatches (text) {
                        return text
                            .replace(new RegExp(escapeRegExp('!mce~match['), 'g'), '<b>')
                            .replace(new RegExp(escapeRegExp(']mce~match!'), 'g'), '</b>');
                    }

                    if (icon) {
                        self.parent().classes.add('menu-has-icons');
                    }

                    if (settings.image) {
                        image = ' style="background-image: url(\'' + settings.image + '\')"';
                    }

                    if (shortcut) {
                        shortcut = convertShortcut(shortcut);
                    }

                    icon = prefix + 'ico ' + prefix + 'i-' + (self.settings.icon || 'none');
                    iconHtml = (text !== '-' ? '<i class="' + icon + '"' + image + '></i>\u00a0' : '');

                    text = boldMatches(self.encode(markMatches(text)));
                    url = boldMatches(self.encode(markMatches(url)));

                    return (
                        '<div id="' + id + '" class="' + self.classes + '" tabindex="-1">' +
          iconHtml +
          (text !== '-' ? '<span id="' + id + '-text" class="' + prefix + 'text">' + text + '</span>' : '') +
          (shortcut ? '<div id="' + id + '-shortcut" class="' + prefix + 'menu-shortcut">' + shortcut + '</div>' : '') +
          (settings.menu ? '<div class="' + prefix + 'caret"></div>' : '') +
          (url ? '<div class="' + prefix + 'menu-item-link">' + url + '</div>' : '') +
          '</div>'
                    );
                },

                /**
       * Gets invoked after the control has been rendered.
       *
       * @method postRender
       */
                postRender: function () {
                    var self = this, settings = self.settings;

                    var textStyle = settings.textStyle;
                    if (typeof textStyle === 'function') {
                        textStyle = textStyle.call(this);
                    }

                    if (textStyle) {
                        var textElm = self.getEl('text');
                        if (textElm) {
                            textElm.setAttribute('style', textStyle);
                            self._textStyle = textStyle;
                        }
                    }

                    self.on('mouseenter click', function (e) {
                        if (e.control === self) {
                            if (!settings.menu && e.type === 'click') {
                                self.fire('select');

                                // Edge will crash if you stress it see #2660
                                Delay.requestAnimationFrame(function () {
                                    self.parent().hideAll();
                                });
                            } else {
                                self.showMenu();

                                if (e.aria) {
                                    self.menu.focus(true);
                                }
                            }
                        }
                    });

                    self._super();

                    return self;
                },

                hover: function () {
                    var self = this;

                    self.parent().items().each(function (ctrl) {
                        ctrl.classes.remove('selected');
                    });

                    self.classes.toggle('selected', true);

                    return self;
                },

                active: function (state) {
                    toggleTextStyle(this, state);

                    if (typeof state !== 'undefined') {
                        this.aria('checked', state);
                    }

                    return this._super(state);
                },

                /**
       * Removes the control and it's menus.
       *
       * @method remove
       */
                remove: function () {
                    this._super();

                    if (this.menu) {
                        this.menu.remove();
                    }
                }
            });
        }
    );

    /**
 * Throbber.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This class enables you to display a Throbber for any element.
 *
 * @-x-less Throbber.less
 * @class tinymce.ui.Throbber
 */
    define(
        'tinymce.ui.Throbber',
        [
            'tinymce.core.dom.DomQuery',
            'tinymce.ui.Control',
            'tinymce.core.util.Delay'
        ],
        function ($, Control, Delay) {
            'use strict';

            /**
     * Constructs a new throbber.
     *
     * @constructor
     * @param {Element} elm DOM Html element to display throbber in.
     * @param {Boolean} inline Optional true/false state if the throbber should be appended to end of element for infinite scroll.
     */
            return function (elm, inline) {
                var self = this, state, classPrefix = Control.classPrefix, timer;

                /**
       * Shows the throbber.
       *
       * @method show
       * @param {Number} [time] Time to wait before showing.
       * @param {function} [callback] Optional callback to execute when the throbber is shown.
       * @return {tinymce.ui.Throbber} Current throbber instance.
       */
                self.show = function (time, callback) {
                    function render () {
                        if (state) {
                            $(elm).append(
                                '<div class="' + classPrefix + 'throbber' + (inline ? ' ' + classPrefix + 'throbber-inline' : '') + '"></div>'
                            );

                            if (callback) {
                                callback();
                            }
                        }
                    }

                    self.hide();

                    state = true;

                    if (time) {
                        timer = Delay.setTimeout(render, time);
                    } else {
                        render();
                    }

                    return self;
                };

                /**
       * Hides the throbber.
       *
       * @method hide
       * @return {tinymce.ui.Throbber} Current throbber instance.
       */
                self.hide = function () {
                    var child = elm.lastChild;

                    Delay.clearTimeout(timer);

                    if (child && child.className.indexOf('throbber') != -1) {
                        child.parentNode.removeChild(child);
                    }

                    state = false;

                    return self;
                };
            };
        }
    );

    /**
 * Menu.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Creates a new menu.
 *
 * @-x-less Menu.less
 * @class tinymce.ui.Menu
 * @extends tinymce.ui.FloatPanel
 */
    define(
        'tinymce.ui.Menu',
        [
            'tinymce.core.Env',
            'tinymce.core.util.Delay',
            'tinymce.core.util.Tools',
            'tinymce.ui.FloatPanel',
            'tinymce.ui.MenuItem',
            'tinymce.ui.Throbber'
        ],
        function (Env, Delay, Tools, FloatPanel, MenuItem, Throbber) {
            'use strict';

            return FloatPanel.extend({
                Defaults: {
                    defaultType: 'menuitem',
                    border: 1,
                    layout: 'stack',
                    role: 'application',
                    bodyRole: 'menu',
                    ariaRoot: true
                },

                /**
       * Constructs a instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       */
                init: function (settings) {
                    var self = this;

                    settings.autohide = true;
                    settings.constrainToViewport = true;

                    if (typeof settings.items === 'function') {
                        settings.itemsFactory = settings.items;
                        settings.items = [];
                    }

                    if (settings.itemDefaults) {
                        var items = settings.items, i = items.length;

                        while (i--) {
                            items[i] = Tools.extend({}, settings.itemDefaults, items[i]);
                        }
                    }

                    self._super(settings);
                    self.classes.add('menu');

                    if (settings.animate && Env.ie !== 11) {
                        // IE 11 can't handle transforms it looks horrible and blurry so lets disable that
                        self.classes.add('animate');
                    }
                },

                /**
       * Repaints the control after a layout operation.
       *
       * @method repaint
       */
                repaint: function () {
                    this.classes.toggle('menu-align', true);

                    this._super();

                    this.getEl().style.height = '';
                    this.getEl('body').style.height = '';

                    return this;
                },

                /**
       * Hides/closes the menu.
       *
       * @method cancel
       */
                cancel: function () {
                    var self = this;

                    self.hideAll();
                    self.fire('select');
                },

                /**
       * Loads new items from the factory items function.
       *
       * @method load
       */
                load: function () {
                    var self = this, time, factory;

                    function hideThrobber () {
                        if (self.throbber) {
                            self.throbber.hide();
                            self.throbber = null;
                        }
                    }

                    factory = self.settings.itemsFactory;
                    if (!factory) {
                        return;
                    }

                    if (!self.throbber) {
                        self.throbber = new Throbber(self.getEl('body'), true);

                        if (self.items().length === 0) {
                            self.throbber.show();
                            self.fire('loading');
                        } else {
                            self.throbber.show(100, function () {
                                self.items().remove();
                                self.fire('loading');
                            });
                        }

                        self.on('hide close', hideThrobber);
                    }

                    self.requestTime = time = new Date().getTime();

                    self.settings.itemsFactory(function (items) {
                        if (items.length === 0) {
                            self.hide();
                            return;
                        }

                        if (self.requestTime !== time) {
                            return;
                        }

                        self.getEl().style.width = '';
                        self.getEl('body').style.width = '';

                        hideThrobber();
                        self.items().remove();
                        self.getEl('body').innerHTML = '';

                        self.add(items);
                        self.renderNew();
                        self.fire('loaded');
                    });
                },

                /**
       * Hide menu and all sub menus.
       *
       * @method hideAll
       */
                hideAll: function () {
                    var self = this;

                    this.find('menuitem').exec('hideMenu');

                    return self._super();
                },

                /**
       * Invoked before the menu is rendered.
       *
       * @method preRender
       */
                preRender: function () {
                    var self = this;

                    self.items().each(function (ctrl) {
                        var settings = ctrl.settings;

                        if (settings.icon || settings.image || settings.selectable) {
                            self._hasIcons = true;
                            return false;
                        }
                    });

                    if (self.settings.itemsFactory) {
                        self.on('postrender', function () {
                            if (self.settings.itemsFactory) {
                                self.load();
                            }
                        });
                    }

                    self.on('show hide', function (e) {
                        if (e.control === self) {
                            if (e.type === 'show') {
                                Delay.setTimeout(function () {
                                    self.classes.add('in');
                                }, 0);
                            } else {
                                self.classes.remove('in');
                            }
                        }
                    });

                    return self._super();
                }
            });
        }
    );

    /**
 * ListBox.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Creates a new list box control.
 *
 * @-x-less ListBox.less
 * @class tinymce.ui.ListBox
 * @extends tinymce.ui.MenuButton
 */
    define(
        'tinymce.ui.ListBox',
        [
            'tinymce.ui.MenuButton',
            'tinymce.ui.Menu'
        ],
        function (MenuButton, Menu) {
            'use strict';

            return MenuButton.extend({
                /**
       * Constructs a instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       * @setting {Array} values Array with values to add to list box.
       */
                init: function (settings) {
                    var self = this, values, selected, selectedText, lastItemCtrl;

                    function setSelected (menuValues) {
                        // Try to find a selected value
                        for (var i = 0; i < menuValues.length; i++) {
                            selected = menuValues[i].selected || settings.value === menuValues[i].value;

                            if (selected) {
                                selectedText = selectedText || menuValues[i].text;
                                self.state.set('value', menuValues[i].value);
                                return true;
                            }

                            // If the value has a submenu, try to find the selected values in that menu
                            if (menuValues[i].menu) {
                                if (setSelected(menuValues[i].menu)) {
                                    return true;
                                }
                            }
                        }
                    }

                    self._super(settings);
                    settings = self.settings;

                    self._values = values = settings.values;
                    if (values) {
                        if (typeof settings.value !== 'undefined') {
                            setSelected(values);
                        }

                        // Default with first item
                        if (!selected && values.length > 0) {
                            selectedText = values[0].text;
                            self.state.set('value', values[0].value);
                        }

                        self.state.set('menu', values);
                    }

                    self.state.set('text', settings.text || selectedText);

                    self.classes.add('listbox');

                    self.on('select', function (e) {
                        var ctrl = e.control;

                        if (lastItemCtrl) {
                            e.lastControl = lastItemCtrl;
                        }

                        if (settings.multiple) {
                            ctrl.active(!ctrl.active());
                        } else {
                            self.value(e.control.value());
                        }

                        lastItemCtrl = ctrl;
                    });
                },

                /**
       * Getter/setter function for the control value.
       *
       * @method value
       * @param {String} [value] Value to be set.
       * @return {Boolean/tinymce.ui.ListBox} Value or self if it's a set operation.
       */
                bindStates: function () {
                    var self = this;

                    function activateMenuItemsByValue (menu, value) {
                        if (menu instanceof Menu) {
                            menu.items().each(function (ctrl) {
                                if (!ctrl.hasMenus()) {
                                    ctrl.active(ctrl.value() === value);
                                }
                            });
                        }
                    }

                    function getSelectedItem (menuValues, value) {
                        var selectedItem;

                        if (!menuValues) {
                            return;
                        }

                        for (var i = 0; i < menuValues.length; i++) {
                            if (menuValues[i].value === value) {
                                return menuValues[i];
                            }

                            if (menuValues[i].menu) {
                                selectedItem = getSelectedItem(menuValues[i].menu, value);
                                if (selectedItem) {
                                    return selectedItem;
                                }
                            }
                        }
                    }

                    self.on('show', function (e) {
                        activateMenuItemsByValue(e.control, self.value());
                    });

                    self.state.on('change:value', function (e) {
                        var selectedItem = getSelectedItem(self.state.get('menu'), e.value);

                        if (selectedItem) {
                            self.text(selectedItem.text);
                        } else {
                            self.text(self.settings.text);
                        }
                    });

                    return self._super();
                }
            });
        }
    );

    /**
 * Radio.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Creates a new radio button.
 *
 * @-x-less Radio.less
 * @class tinymce.ui.Radio
 * @extends tinymce.ui.Checkbox
 */
    define(
        'tinymce.ui.Radio',
        [
            'tinymce.ui.Checkbox'
        ],
        function (Checkbox) {
            'use strict';

            return Checkbox.extend({
                Defaults: {
                    classes: 'radio',
                    role: 'radio'
                }
            });
        }
    );
    /**
 * ResizeHandle.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Renders a resize handle that fires ResizeStart, Resize and ResizeEnd events.
 *
 * @-x-less ResizeHandle.less
 * @class tinymce.ui.ResizeHandle
 * @extends tinymce.ui.Widget
 */
    define(
        'tinymce.ui.ResizeHandle',
        [
            'tinymce.ui.Widget',
            'tinymce.ui.DragHelper'
        ],
        function (Widget, DragHelper) {
            'use strict';

            return Widget.extend({
                /**
       * Renders the control as a HTML string.
       *
       * @method renderHtml
       * @return {String} HTML representing the control.
       */
                renderHtml: function () {
                    var self = this, prefix = self.classPrefix;

                    self.classes.add('resizehandle');

                    if (self.settings.direction == 'both') {
                        self.classes.add('resizehandle-both');
                    }

                    self.canFocus = false;

                    return (
                        '<div id="' + self._id + '" class="' + self.classes + '">' +
          '<i class="' + prefix + 'ico ' + prefix + 'i-resize"></i>' +
          '</div>'
                    );
                },

                /**
       * Called after the control has been rendered.
       *
       * @method postRender
       */
                postRender: function () {
                    var self = this;

                    self._super();

                    self.resizeDragHelper = new DragHelper(this._id, {
                        start: function () {
                            self.fire('ResizeStart');
                        },

                        drag: function (e) {
                            if (self.settings.direction != 'both') {
                                e.deltaX = 0;
                            }

                            self.fire('Resize', e);
                        },

                        stop: function () {
                            self.fire('ResizeEnd');
                        }
                    });
                },

                remove: function () {
                    if (this.resizeDragHelper) {
                        this.resizeDragHelper.destroy();
                    }

                    return this._super();
                }
            });
        }
    );

    /**
 * SelectBox.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Creates a new select box control.
 *
 * @-x-less SelectBox.less
 * @class tinymce.ui.SelectBox
 * @extends tinymce.ui.Widget
 */
    define(
        'tinymce.ui.SelectBox',
        [
            'tinymce.ui.Widget'
        ],
        function (Widget) {
            'use strict';

            function createOptions (options) {
                var strOptions = '';
                if (options) {
                    for (var i = 0; i < options.length; i++) {
                        strOptions += '<option value="' + options[i] + '">' + options[i] + '</option>';
                    }
                }
                return strOptions;
            }

            return Widget.extend({
                Defaults: {
                    classes: 'selectbox',
                    role: 'selectbox',
                    options: []
                },
                /**
       * Constructs a instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       * @setting {Array} options Array with options to add to the select box.
       */
                init: function (settings) {
                    var self = this;

                    self._super(settings);

                    if (self.settings.size) {
                        self.size = self.settings.size;
                    }

                    if (self.settings.options) {
                        self._options = self.settings.options;
                    }

                    self.on('keydown', function (e) {
                        var rootControl;

                        if (e.keyCode == 13) {
                            e.preventDefault();

                            // Find root control that we can do toJSON on
                            self.parents().reverse().each(function (ctrl) {
                                if (ctrl.toJSON) {
                                    rootControl = ctrl;
                                    return false;
                                }
                            });

                            // Fire event on current text box with the serialized data of the whole form
                            self.fire('submit', { data: rootControl.toJSON() });
                        }
                    });
                },

                /**
       * Getter/setter function for the options state.
       *
       * @method options
       * @param {Array} [state] State to be set.
       * @return {Array|tinymce.ui.SelectBox} Array of string options.
       */
                options: function (state) {
                    if (!arguments.length) {
                        return this.state.get('options');
                    }

                    this.state.set('options', state);

                    return this;
                },

                renderHtml: function () {
                    var self = this, options, size = '';

                    options = createOptions(self._options);

                    if (self.size) {
                        size = ' size = "' + self.size + '"';
                    }

                    return (
                        '<select id="' + self._id + '" class="' + self.classes + '"' + size + '>' +
          options +
          '</select>'
                    );
                },

                bindStates: function () {
                    var self = this;

                    self.state.on('change:options', function (e) {
                        self.getEl().innerHTML = createOptions(e.value);
                    });

                    return self._super();
                }
            });
        }
    );

    /**
 * Slider.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Slider control.
 *
 * @-x-less Slider.less
 * @class tinymce.ui.Slider
 * @extends tinymce.ui.Widget
 */
    define(
        'tinymce.ui.Slider',
        [
            'tinymce.ui.Widget',
            'tinymce.ui.DragHelper',
            'tinymce.ui.DomUtils'
        ],
        function (Widget, DragHelper, DomUtils) {
            'use strict';

            function constrain (value, minVal, maxVal) {
                if (value < minVal) {
                    value = minVal;
                }

                if (value > maxVal) {
                    value = maxVal;
                }

                return value;
            }

            function setAriaProp (el, name, value) {
                el.setAttribute('aria-' + name, value);
            }

            function updateSliderHandle (ctrl, value) {
                var maxHandlePos, shortSizeName, sizeName, stylePosName, styleValue, handleEl;

                if (ctrl.settings.orientation == 'v') {
                    stylePosName = 'top';
                    sizeName = 'height';
                    shortSizeName = 'h';
                } else {
                    stylePosName = 'left';
                    sizeName = 'width';
                    shortSizeName = 'w';
                }

                handleEl = ctrl.getEl('handle');
                maxHandlePos = (ctrl.layoutRect()[shortSizeName] || 100) - DomUtils.getSize(handleEl)[sizeName];

                styleValue = (maxHandlePos * ((value - ctrl._minValue) / (ctrl._maxValue - ctrl._minValue))) + 'px';
                handleEl.style[stylePosName] = styleValue;
                handleEl.style.height = ctrl.layoutRect().h + 'px';

                setAriaProp(handleEl, 'valuenow', value);
                setAriaProp(handleEl, 'valuetext', '' + ctrl.settings.previewFilter(value));
                setAriaProp(handleEl, 'valuemin', ctrl._minValue);
                setAriaProp(handleEl, 'valuemax', ctrl._maxValue);
            }

            return Widget.extend({
                init: function (settings) {
                    var self = this;

                    if (!settings.previewFilter) {
                        settings.previewFilter = function (value) {
                            return Math.round(value * 100) / 100.0;
                        };
                    }

                    self._super(settings);
                    self.classes.add('slider');

                    if (settings.orientation == 'v') {
                        self.classes.add('vertical');
                    }

                    self._minValue = settings.minValue || 0;
                    self._maxValue = settings.maxValue || 100;
                    self._initValue = self.state.get('value');
                },

                renderHtml: function () {
                    var self = this, id = self._id, prefix = self.classPrefix;

                    return (
                        '<div id="' + id + '" class="' + self.classes + '">' +
          '<div id="' + id + '-handle" class="' + prefix + 'slider-handle" role="slider" tabindex="-1"></div>' +
          '</div>'
                    );
                },

                reset: function () {
                    this.value(this._initValue).repaint();
                },

                postRender: function () {
                    var self = this, minValue, maxValue, screenCordName,
                        stylePosName, sizeName, shortSizeName;

                    function toFraction (min, max, val) {
                        return (val + min) / (max - min);
                    }

                    function fromFraction (min, max, val) {
                        return (val * (max - min)) - min;
                    }

                    function handleKeyboard (minValue, maxValue) {
                        function alter (delta) {
                            var value;

                            value = self.value();
                            value = fromFraction(minValue, maxValue, toFraction(minValue, maxValue, value) + (delta * 0.05));
                            value = constrain(value, minValue, maxValue);

                            self.value(value);

                            self.fire('dragstart', { value: value });
                            self.fire('drag', { value: value });
                            self.fire('dragend', { value: value });
                        }

                        self.on('keydown', function (e) {
                            switch (e.keyCode) {
                                case 37:
                                case 38:
                                    alter(-1);
                                    break;

                                case 39:
                                case 40:
                                    alter(1);
                                    break;
                            }
                        });
                    }

                    function handleDrag (minValue, maxValue, handleEl) {
                        var startPos, startHandlePos, maxHandlePos, handlePos, value;

                        self._dragHelper = new DragHelper(self._id, {
                            handle: self._id + '-handle',

                            start: function (e) {
                                startPos = e[screenCordName];
                                startHandlePos = parseInt(self.getEl('handle').style[stylePosName], 10);
                                maxHandlePos = (self.layoutRect()[shortSizeName] || 100) - DomUtils.getSize(handleEl)[sizeName];
                                self.fire('dragstart', { value: value });
                            },

                            drag: function (e) {
                                var delta = e[screenCordName] - startPos;

                                handlePos = constrain(startHandlePos + delta, 0, maxHandlePos);
                                handleEl.style[stylePosName] = handlePos + 'px';

                                value = minValue + (handlePos / maxHandlePos) * (maxValue - minValue);
                                self.value(value);

                                self.tooltip().text('' + self.settings.previewFilter(value)).show().moveRel(handleEl, 'bc tc');

                                self.fire('drag', { value: value });
                            },

                            stop: function () {
                                self.tooltip().hide();
                                self.fire('dragend', { value: value });
                            }
                        });
                    }

                    minValue = self._minValue;
                    maxValue = self._maxValue;

                    if (self.settings.orientation == 'v') {
                        screenCordName = 'screenY';
                        stylePosName = 'top';
                        sizeName = 'height';
                        shortSizeName = 'h';
                    } else {
                        screenCordName = 'screenX';
                        stylePosName = 'left';
                        sizeName = 'width';
                        shortSizeName = 'w';
                    }

                    self._super();

                    handleKeyboard(minValue, maxValue, self.getEl('handle'));
                    handleDrag(minValue, maxValue, self.getEl('handle'));
                },

                repaint: function () {
                    this._super();
                    updateSliderHandle(this, this.value());
                },

                bindStates: function () {
                    var self = this;

                    self.state.on('change:value', function (e) {
                        updateSliderHandle(self, e.value);
                    });

                    return self._super();
                }
            });
        }
    );
    /**
 * Spacer.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Creates a spacer. This control is used in flex layouts for example.
 *
 * @-x-less Spacer.less
 * @class tinymce.ui.Spacer
 * @extends tinymce.ui.Widget
 */
    define(
        'tinymce.ui.Spacer',
        [
            'tinymce.ui.Widget'
        ],
        function (Widget) {
            'use strict';

            return Widget.extend({
                /**
       * Renders the control as a HTML string.
       *
       * @method renderHtml
       * @return {String} HTML representing the control.
       */
                renderHtml: function () {
                    var self = this;

                    self.classes.add('spacer');
                    self.canFocus = false;

                    return '<div id="' + self._id + '" class="' + self.classes + '"></div>';
                }
            });
        }
    );
    /**
 * SplitButton.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Creates a split button.
 *
 * @-x-less SplitButton.less
 * @class tinymce.ui.SplitButton
 * @extends tinymce.ui.Button
 */
    define(
        'tinymce.ui.SplitButton',
        [
            'global!window',
            'tinymce.core.dom.DomQuery',
            'tinymce.ui.DomUtils',
            'tinymce.ui.MenuButton'
        ],
        function (window, DomQuery, DomUtils, MenuButton) {
            return MenuButton.extend({
                Defaults: {
                    classes: 'widget btn splitbtn',
                    role: 'button'
                },

                /**
       * Repaints the control after a layout operation.
       *
       * @method repaint
       */
                repaint: function () {
                    var self = this, elm = self.getEl(), rect = self.layoutRect(), mainButtonElm, menuButtonElm;

                    self._super();

                    mainButtonElm = elm.firstChild;
                    menuButtonElm = elm.lastChild;

                    DomQuery(mainButtonElm).css({
                        width: rect.w - DomUtils.getSize(menuButtonElm).width,
                        height: rect.h - 2
                    });

                    DomQuery(menuButtonElm).css({
                        height: rect.h - 2
                    });

                    return self;
                },

                /**
       * Sets the active menu state.
       *
       * @private
       */
                activeMenu: function (state) {
                    var self = this;

                    DomQuery(self.getEl().lastChild).toggleClass(self.classPrefix + 'active', state);
                },

                /**
       * Renders the control as a HTML string.
       *
       * @method renderHtml
       * @return {String} HTML representing the control.
       */
                renderHtml: function () {
                    var self = this, id = self._id, prefix = self.classPrefix, image;
                    var icon = self.state.get('icon'), text = self.state.get('text'),
                        textHtml = '';

                    image = self.settings.image;
                    if (image) {
                        icon = 'none';

                        // Support for [high dpi, low dpi] image sources
                        if (typeof image !== 'string') {
                            image = window.getSelection ? image[0] : image[1];
                        }

                        image = ' style="background-image: url(\'' + image + '\')"';
                    } else {
                        image = '';
                    }

                    icon = self.settings.icon ? prefix + 'ico ' + prefix + 'i-' + icon : '';

                    if (text) {
                        self.classes.add('btn-has-text');
                        textHtml = '<span class="' + prefix + 'txt">' + self.encode(text) + '</span>';
                    }

                    return (
                        '<div id="' + id + '" class="' + self.classes + '" role="button" tabindex="-1">' +
          '<button type="button" hidefocus="1" tabindex="-1">' +
          (icon ? '<i class="' + icon + '"' + image + '></i>' : '') +
          textHtml +
          '</button>' +
          '<button type="button" class="' + prefix + 'open" hidefocus="1" tabindex="-1">' +
          // (icon ? '<i class="' + icon + '"></i>' : '') +
          (self._menuBtnText ? (icon ? '\u00a0' : '') + self._menuBtnText : '') +
          ' <i class="' + prefix + 'caret"></i>' +
          '</button>' +
          '</div>'
                    );
                },

                /**
       * Called after the control has been rendered.
       *
       * @method postRender
       */
                postRender: function () {
                    var self = this, onClickHandler = self.settings.onclick;

                    self.on('click', function (e) {
                        var node = e.target;

                        if (e.control == this) {
                            // Find clicks that is on the main button
                            while (node) {
                                if ((e.aria && e.aria.key != 'down') || (node.nodeName == 'BUTTON' && node.className.indexOf('open') == -1)) {
                                    e.stopImmediatePropagation();

                                    if (onClickHandler) {
                                        onClickHandler.call(this, e);
                                    }

                                    return;
                                }

                                node = node.parentNode;
                            }
                        }
                    });

                    delete self.settings.onclick;

                    return self._super();
                }
            });
        }
    );
    /**
 * StackLayout.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * This layout uses the browsers layout when the items are blocks.
 *
 * @-x-less StackLayout.less
 * @class tinymce.ui.StackLayout
 * @extends tinymce.ui.FlowLayout
 */
    define(
        'tinymce.ui.StackLayout',
        [
            'tinymce.ui.FlowLayout'
        ],
        function (FlowLayout) {
            'use strict';

            return FlowLayout.extend({
                Defaults: {
                    containerClass: 'stack-layout',
                    controlClass: 'stack-layout-item',
                    endClass: 'break'
                },

                isNative: function () {
                    return true;
                }
            });
        }
    );
    /**
 * TabPanel.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Creates a tab panel control.
 *
 * @-x-less TabPanel.less
 * @class tinymce.ui.TabPanel
 * @extends tinymce.ui.Panel
 *
 * @setting {Number} activeTab Active tab index.
 */
    define(
        'tinymce.ui.TabPanel',
        [
            'tinymce.ui.Panel',
            'tinymce.core.dom.DomQuery',
            'tinymce.ui.DomUtils'
        ],
        function (Panel, $, DomUtils) {
            'use strict';

            return Panel.extend({
                Defaults: {
                    layout: 'absolute',
                    defaults: {
                        type: 'panel'
                    }
                },

                /**
       * Activates the specified tab by index.
       *
       * @method activateTab
       * @param {Number} idx Index of the tab to activate.
       */
                activateTab: function (idx) {
                    var activeTabElm;

                    if (this.activeTabId) {
                        activeTabElm = this.getEl(this.activeTabId);
                        $(activeTabElm).removeClass(this.classPrefix + 'active');
                        activeTabElm.setAttribute('aria-selected', 'false');
                    }

                    this.activeTabId = 't' + idx;

                    activeTabElm = this.getEl('t' + idx);
                    activeTabElm.setAttribute('aria-selected', 'true');
                    $(activeTabElm).addClass(this.classPrefix + 'active');

                    this.items()[idx].show().fire('showtab');
                    this.reflow();

                    this.items().each(function (item, i) {
                        if (idx != i) {
                            item.hide();
                        }
                    });
                },

                /**
       * Renders the control as a HTML string.
       *
       * @method renderHtml
       * @return {String} HTML representing the control.
       */
                renderHtml: function () {
                    var self = this, layout = self._layout, tabsHtml = '', prefix = self.classPrefix;

                    self.preRender();
                    layout.preRender(self);

                    self.items().each(function (ctrl, i) {
                        var id = self._id + '-t' + i;

                        ctrl.aria('role', 'tabpanel');
                        ctrl.aria('labelledby', id);

                        tabsHtml += (
                            '<div id="' + id + '" class="' + prefix + 'tab" ' +
            'unselectable="on" role="tab" aria-controls="' + ctrl._id + '" aria-selected="false" tabIndex="-1">' +
            self.encode(ctrl.settings.title) +
            '</div>'
                        );
                    });

                    return (
                        '<div id="' + self._id + '" class="' + self.classes + '" hidefocus="1" tabindex="-1">' +
          '<div id="' + self._id + '-head" class="' + prefix + 'tabs" role="tablist">' +
          tabsHtml +
          '</div>' +
          '<div id="' + self._id + '-body" class="' + self.bodyClasses + '">' +
          layout.renderHtml(self) +
          '</div>' +
          '</div>'
                    );
                },

                /**
       * Called after the control has been rendered.
       *
       * @method postRender
       */
                postRender: function () {
                    var self = this;

                    self._super();

                    self.settings.activeTab = self.settings.activeTab || 0;
                    self.activateTab(self.settings.activeTab);

                    this.on('click', function (e) {
                        var targetParent = e.target.parentNode;

                        if (targetParent && targetParent.id == self._id + '-head') {
                            var i = targetParent.childNodes.length;

                            while (i--) {
                                if (targetParent.childNodes[i] == e.target) {
                                    self.activateTab(i);
                                }
                            }
                        }
                    });
                },

                /**
       * Initializes the current controls layout rect.
       * This will be executed by the layout managers to determine the
       * default minWidth/minHeight etc.
       *
       * @method initLayoutRect
       * @return {Object} Layout rect instance.
       */
                initLayoutRect: function () {
                    var self = this, rect, minW, minH;

                    minW = DomUtils.getSize(self.getEl('head')).width;
                    minW = minW < 0 ? 0 : minW;
                    minH = 0;

                    self.items().each(function (item) {
                        minW = Math.max(minW, item.layoutRect().minW);
                        minH = Math.max(minH, item.layoutRect().minH);
                    });

                    self.items().each(function (ctrl) {
                        ctrl.settings.x = 0;
                        ctrl.settings.y = 0;
                        ctrl.settings.w = minW;
                        ctrl.settings.h = minH;

                        ctrl.layoutRect({
                            x: 0,
                            y: 0,
                            w: minW,
                            h: minH
                        });
                    });

                    var headH = DomUtils.getSize(self.getEl('head')).height;

                    self.settings.minWidth = minW;
                    self.settings.minHeight = minH + headH;

                    rect = self._super();
                    rect.deltaH += headH;
                    rect.innerH = rect.h - rect.deltaH;

                    return rect;
                }
            });
        }
    );

    /**
 * TextBox.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    /**
 * Creates a new textbox.
 *
 * @-x-less TextBox.less
 * @class tinymce.ui.TextBox
 * @extends tinymce.ui.Widget
 */
    define(
        'tinymce.ui.TextBox',
        [
            'global!document',
            'tinymce.core.util.Tools',
            'tinymce.ui.DomUtils',
            'tinymce.ui.Widget'
        ],
        function (document, Tools, DomUtils, Widget) {
            return Widget.extend({
                /**
       * Constructs a instance with the specified settings.
       *
       * @constructor
       * @param {Object} settings Name/value object with settings.
       * @setting {Boolean} multiline True if the textbox is a multiline control.
       * @setting {Number} maxLength Max length for the textbox.
       * @setting {Number} size Size of the textbox in characters.
       */
                init: function (settings) {
                    var self = this;

                    self._super(settings);

                    self.classes.add('textbox');

                    if (settings.multiline) {
                        self.classes.add('multiline');
                    } else {
                        self.on('keydown', function (e) {
                            var rootControl;

                            if (e.keyCode == 13) {
                                e.preventDefault();

                                // Find root control that we can do toJSON on
                                self.parents().reverse().each(function (ctrl) {
                                    if (ctrl.toJSON) {
                                        rootControl = ctrl;
                                        return false;
                                    }
                                });

                                // Fire event on current text box with the serialized data of the whole form
                                self.fire('submit', { data: rootControl.toJSON() });
                            }
                        });

                        self.on('keyup', function (e) {
                            self.state.set('value', e.target.value);
                        });
                    }
                },

                /**
       * Repaints the control after a layout operation.
       *
       * @method repaint
       */
                repaint: function () {
                    var self = this, style, rect, borderBox, borderW, borderH = 0, lastRepaintRect;

                    style = self.getEl().style;
                    rect = self._layoutRect;
                    lastRepaintRect = self._lastRepaintRect || {};

                    // Detect old IE 7+8 add lineHeight to align caret vertically in the middle
                    var doc = document;
                    if (!self.settings.multiline && doc.all && (!doc.documentMode || doc.documentMode <= 8)) {
                        style.lineHeight = (rect.h - borderH) + 'px';
                    }

                    borderBox = self.borderBox;
                    borderW = borderBox.left + borderBox.right + 8;
                    borderH = borderBox.top + borderBox.bottom + (self.settings.multiline ? 8 : 0);

                    if (rect.x !== lastRepaintRect.x) {
                        style.left = rect.x + 'px';
                        lastRepaintRect.x = rect.x;
                    }

                    if (rect.y !== lastRepaintRect.y) {
                        style.top = rect.y + 'px';
                        lastRepaintRect.y = rect.y;
                    }

                    if (rect.w !== lastRepaintRect.w) {
                        style.width = (rect.w - borderW) + 'px';
                        lastRepaintRect.w = rect.w;
                    }

                    if (rect.h !== lastRepaintRect.h) {
                        style.height = (rect.h - borderH) + 'px';
                        lastRepaintRect.h = rect.h;
                    }

                    self._lastRepaintRect = lastRepaintRect;
                    self.fire('repaint', {}, false);

                    return self;
                },

                /**
       * Renders the control as a HTML string.
       *
       * @method renderHtml
       * @return {String} HTML representing the control.
       */
                renderHtml: function () {
                    var self = this, settings = self.settings, attrs, elm;

                    attrs = {
                        id: self._id,
                        hidefocus: '1'
                    };

                    Tools.each([
                        'rows', 'spellcheck', 'maxLength', 'size', 'readonly', 'min',
                        'max', 'step', 'list', 'pattern', 'placeholder', 'required', 'multiple'
                    ], function (name) {
                        attrs[name] = settings[name];
                    });

                    if (self.disabled()) {
                        attrs.disabled = 'disabled';
                    }

                    if (settings.subtype) {
                        attrs.type = settings.subtype;
                    }

                    elm = DomUtils.create(settings.multiline ? 'textarea' : 'input', attrs);
                    elm.value = self.state.get('value');
                    elm.className = self.classes;

                    return elm.outerHTML;
                },

                value: function (value) {
                    if (arguments.length) {
                        this.state.set('value', value);
                        return this;
                    }

                    // Make sure the real state is in sync
                    if (this.state.get('rendered')) {
                        this.state.set('value', this.getEl().value);
                    }

                    return this.state.get('value');
                },

                /**
       * Called after the control has been rendered.
       *
       * @method postRender
       */
                postRender: function () {
                    var self = this;

                    self.getEl().value = self.state.get('value');
                    self._super();

                    self.$el.on('change', function (e) {
                        self.state.set('value', e.target.value);
                        self.fire('change', e);
                    });
                },

                bindStates: function () {
                    var self = this;

                    self.state.on('change:value', function (e) {
                        if (self.getEl().value != e.value) {
                            self.getEl().value = e.value;
                        }
                    });

                    self.state.on('change:disabled', function (e) {
                        self.getEl().disabled = e.value;
                    });

                    return self._super();
                },

                remove: function () {
                    this.$el.off();
                    this._super();
                }
            });
        }
    );

    /**
 * Api.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2017 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.ui.Api',
        [
            'tinymce.core.ui.Factory',
            'tinymce.core.util.Tools',
            'tinymce.ui.AbsoluteLayout',
            'tinymce.ui.BrowseButton',
            'tinymce.ui.Button',
            'tinymce.ui.ButtonGroup',
            'tinymce.ui.Checkbox',
            'tinymce.ui.Collection',
            'tinymce.ui.ColorBox',
            'tinymce.ui.ColorButton',
            'tinymce.ui.ColorPicker',
            'tinymce.ui.ComboBox',
            'tinymce.ui.Container',
            'tinymce.ui.Control',
            'tinymce.ui.DragHelper',
            'tinymce.ui.DropZone',
            'tinymce.ui.ElementPath',
            'tinymce.ui.FieldSet',
            'tinymce.ui.FilePicker',
            'tinymce.ui.FitLayout',
            'tinymce.ui.FlexLayout',
            'tinymce.ui.FloatPanel',
            'tinymce.ui.FlowLayout',
            'tinymce.ui.Form',
            'tinymce.ui.FormatControls',
            'tinymce.ui.FormItem',
            'tinymce.ui.GridLayout',
            'tinymce.ui.Iframe',
            'tinymce.ui.InfoBox',
            'tinymce.ui.KeyboardNavigation',
            'tinymce.ui.Label',
            'tinymce.ui.Layout',
            'tinymce.ui.ListBox',
            'tinymce.ui.Menu',
            'tinymce.ui.MenuBar',
            'tinymce.ui.MenuButton',
            'tinymce.ui.MenuItem',
            'tinymce.ui.MessageBox',
            'tinymce.ui.Movable',
            'tinymce.ui.Notification',
            'tinymce.ui.Panel',
            'tinymce.ui.PanelButton',
            'tinymce.ui.Path',
            'tinymce.ui.Progress',
            'tinymce.ui.Radio',
            'tinymce.ui.ReflowQueue',
            'tinymce.ui.Resizable',
            'tinymce.ui.ResizeHandle',
            'tinymce.ui.Scrollable',
            'tinymce.ui.SelectBox',
            'tinymce.ui.Selector',
            'tinymce.ui.Slider',
            'tinymce.ui.Spacer',
            'tinymce.ui.SplitButton',
            'tinymce.ui.StackLayout',
            'tinymce.ui.TabPanel',
            'tinymce.ui.TextBox',
            'tinymce.ui.Throbber',
            'tinymce.ui.Toolbar',
            'tinymce.ui.Tooltip',
            'tinymce.ui.Widget',
            'tinymce.ui.Window'
        ],
        function (
            Factory, Tools, AbsoluteLayout, BrowseButton, Button, ButtonGroup, Checkbox, Collection, ColorBox, ColorButton, ColorPicker, ComboBox, Container, Control,
            DragHelper, DropZone, ElementPath, FieldSet, FilePicker, FitLayout, FlexLayout, FloatPanel, FlowLayout, Form, FormatControls, FormItem, GridLayout, Iframe,
            InfoBox, KeyboardNavigation, Label, Layout, ListBox, Menu, MenuBar, MenuButton, MenuItem, MessageBox, Movable, Notification, Panel, PanelButton, Path, Progress,
            Radio, ReflowQueue, Resizable, ResizeHandle, Scrollable, SelectBox, Selector, Slider, Spacer, SplitButton, StackLayout, TabPanel, TextBox, Throbber, Toolbar,
            Tooltip, Widget, Window
        ) {
            var getApi = function () {
                return {
                    Selector: Selector,
                    Collection: Collection,
                    ReflowQueue: ReflowQueue,
                    Control: Control,
                    Factory: Factory,
                    KeyboardNavigation: KeyboardNavigation,
                    Container: Container,
                    DragHelper: DragHelper,
                    Scrollable: Scrollable,
                    Panel: Panel,
                    Movable: Movable,
                    Resizable: Resizable,
                    FloatPanel: FloatPanel,
                    Window: Window,
                    MessageBox: MessageBox,
                    Tooltip: Tooltip,
                    Widget: Widget,
                    Progress: Progress,
                    Notification: Notification,
                    Layout: Layout,
                    AbsoluteLayout: AbsoluteLayout,
                    Button: Button,
                    ButtonGroup: ButtonGroup,
                    Checkbox: Checkbox,
                    ComboBox: ComboBox,
                    ColorBox: ColorBox,
                    PanelButton: PanelButton,
                    ColorButton: ColorButton,
                    ColorPicker: ColorPicker,
                    Path: Path,
                    ElementPath: ElementPath,
                    FormItem: FormItem,
                    Form: Form,
                    FieldSet: FieldSet,
                    FilePicker: FilePicker,
                    FitLayout: FitLayout,
                    FlexLayout: FlexLayout,
                    FlowLayout: FlowLayout,
                    FormatControls: FormatControls,
                    GridLayout: GridLayout,
                    Iframe: Iframe,
                    InfoBox: InfoBox,
                    Label: Label,
                    Toolbar: Toolbar,
                    MenuBar: MenuBar,
                    MenuButton: MenuButton,
                    MenuItem: MenuItem,
                    Throbber: Throbber,
                    Menu: Menu,
                    ListBox: ListBox,
                    Radio: Radio,
                    ResizeHandle: ResizeHandle,
                    SelectBox: SelectBox,
                    Slider: Slider,
                    Spacer: Spacer,
                    SplitButton: SplitButton,
                    StackLayout: StackLayout,
                    TabPanel: TabPanel,
                    TextBox: TextBox,
                    DropZone: DropZone,
                    BrowseButton: BrowseButton
                };
            };

            var appendTo = function (target) {
                if (target.ui) {
                    Tools.each(getApi(), function (ref, key) {
                        target.ui[key] = ref;
                    });
                } else {
                    target.ui = getApi();
                }
            };

            var registerToFactory = function () {
                Tools.each(getApi(), function (ref, key) {
                    Factory.add(key, ref);
                });
            };

            var Api = {
                appendTo: appendTo,
                registerToFactory: registerToFactory
            };

            return Api;
        }
    );
    /**
 * Theme.js
 *
 * Released under LGPL License.
 * Copyright (c) 1999-2016 Ephox Corp. All rights reserved
 *
 * License: http://www.tinymce.com/license
 * Contributing: http://www.tinymce.com/contributing
 */

    define(
        'tinymce.themes.inlite.Theme',
        [
            'global!window',
            'tinymce.core.ThemeManager',
            'tinymce.themes.inlite.api.ThemeApi',
            'tinymce.themes.inlite.ui.Buttons',
            'tinymce.themes.inlite.ui.Panel',
            'tinymce.ui.Api',
            'tinymce.ui.FormatControls'
        ],
        function (window, ThemeManager, ThemeApi, Buttons, Panel, Api, FormatControls) {
            Api.registerToFactory();
            Api.appendTo(window.tinymce ? window.tinymce : {});

            ThemeManager.add('inlite', function (editor) {
                var panel = new Panel();

                FormatControls.setup(editor);
                Buttons.addToEditor(editor, panel);

                return ThemeApi.get(editor, panel);
            });

            return function () { };
        }
    );

    dem('tinymce.themes.inlite.Theme')();
})();
